Cabletron Systems SEH-34 manual

SEH-22, SEH-24, SEH-32, AND SEH-34 10BASE-T STACKABLE HUB USER’S GUIDE CABLETRON SYSTEMS, P. O. Box 5005, Rochester, NH 03866-5005 The Complete Networking Solution™[...]

NOTICE i NOTICE Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made. The hardware, firmware, or software described in this manual is subject to change[...]

NOTICE ii FCC NOTICE This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. NOTE: This equipment has been tested and found to com[...]

NOTICE iii CABLETRON SYSTEMS, INC. PROGRAM LICENSE AGREEMENT IMPORTANT: Before utilizing this product, carefully read this License Agreement. This document is an agreement between you, the end user, and Cabletron Systems, Inc. (“Cabletron”) that sets forth your rights and obligations with respect to the Cabletron software program (the “Progra[...]

NOTICE iv EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY 1. EXCLUSION OF WARRANTY. Except as may be specifically provided by Cabletron in writing, Cabletron makes no warranty, expressed or implied, concerning the Program (including Its documentation and media). CABLETRON DISCLAIMS ALL WARRANTIES, OTHER THAN THOSE SUPPLIED TO YOU BY CABLETRON IN [...]

CONTENTS v T ABLE OF CONTENTS APPENDIX A TABLE OF CONTENTS v CHAPTER 1 INTRODUCTION 1.1 USING THIS MANUAL ............................................................ 1-1 1.2 GETTING HELP ........................................................................ 1-2 1.3 SEH OVERVIEW ....................................................................[...]

CONTENTS vi CHAPTER 3 INSTALLATION 3.1 UNPACKING THE SEH ............................................................ 3-1 3.2 INSTALLING THE SEH............................................................ 3-1 3.2.1 Stacking the SEH .......................................................... 3-2 3.2.2 Attaching the Strain Relief Bracket .............[...]

INTRODUCTION Page 1-1 CHAPTER 1 INTRODUCTION W elcome to the Cabletron Systems SEH-22, SEH-24, SEH-32, and SEH-34 10BASE-T Stackable Hub User’s Guide . This manual explains installation instructions and provides reference information for the SEH-22, 24, 32, and 34. Note : The term SEH (Stackable Ethernet Hub) is used throughout this manual when d[...]

INTRODUCTION Page 1-2 1.2 GETTING HELP If you need additional support related to the Cabletron Systems SEH, or if you have any questions , comments, or suggestions concerning this manual, contact Cabletron Systems T echnical Support: By phone ......................... (603) 332-9400 Monday-Friday; 8am - 8pm EST By CompuServe ® ............ GO CTRO[...]

INTRODUCTION Page 1-3 Y ou can stack together up to five SEH hubs using Cabletron Systems’ external HubSTACK Interconnect cables . If you w ant to add management to the stack, Cabletron Systems offers the MicroMMAC and the SEHI intelligent hubs. Y ou can stack up to four SEHs with one intelligent hub. Stackable configurations let you maintain o[...]

INTRODUCTION Page 1-4 LANVIEW LEDs Cabletron Systems’ LANVIEW Status Monitoring and Diagnostics System is a troubleshooting tool that helps you diagnose power failures , collisions, cable faults, and link problems. The LANVIEW LEDs are conveniently located on the front panel. 1.5 STACKABLE CAPABILITIES The SEH is a non-intelligent hub designed to[...]

INTRODUCTION Page 1-5 Daughter Board Upgrade Kit Y ou can upgrade the SEH-22 and the SEH-32 to 24 ports using the daughter board upgrade kit. The Cabletron part numbers for the upgrades are: • SEH-22: 24PORT -UGKT -E • SEH-32: 24PORT -UGKT -E 50P HubSTACK Interconnect Cables Y ou need Cabletron’s HubSTACK Interconnect cables to stac k hubs to[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-1 CHAPTER 2 INST ALLA TION REQUIREMENTS/SPECIFICA TIONS This chapter describes network guidelines , power requirements, and operating specifications for the SEH. Be sure to read this chapter before you install the SEH. Y our network must meet the requirements and conditions specified in this chapter[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-2 2.1.2 UTP and STP Cable Specifications for the Network P orts and EPIM-T Module The device at the other end of the twisted pair segment must meet IEEE 802.3 10BASE-T specifications . When you connect a 10BASE-T Twisted P air Segment to the SEH’ s 10BASE-T Twisted Pair Network P orts and EPIM-T m[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-3 Delay The maximum propagation delay of a 10B ASE-T link segment must not exceed 1000 nsec. This 1000 nsec. maximum delay limits the maximum link segment length to no greater than 200 meters. Crosstalk Crosstalk is caused by signal coupling between the different cable pairs contained within a multi-p[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-4 2.1.3 Multimode Fiber Optic Cable Specifications for the EPIM-F1 and EPIM-F2 Modules T able 2-1 shows Multimode Fiber Optic Cable specifications for the EPIM-F1 and EPIM-F2 modules. Attenuation Y ou must test the fiber optic cable with a fiber optic attenuation test set adjusted for an 850 nm wa[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-5 2.1.4 Single Mode Fiber Optic Cable Specifications for the EPIM-F3 Module T able 2-2 shows Single Mode Fiber Optic Cable specifications for the EPIM-F3. Attenuation Y ou must test the fiber optic cable with a fiber optic attenuation test set adjusted for an 1300 nm wa velength. This test verifi[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-6 2.1.5 Thin-net Network Requirements for the EPIM-C Module When you connect a thin-net segment to the SEH (via an EPIM-C), your network must meet the following requirements: Cable Type 50 ohm RG-58A/U type coaxial cable must be used when making up a thin-net cable segment. Length The thin-net segment[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-7 2.1.6 AUI Cable Requirements for the EPIM-A and EPIM-X Modules When you connect an external network segment to the SEH (via an EPIM-A or EPIM-X), the A UI cable must meet the following requirements: AUI Cable The A UI cable connecting the module to a device must be IEEE 802.3 type cable. Length The [...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-8 2.2.1 SEH-22 and SEH-24 Network P ort Specifications The SEH-22 and SEH-24 provide RJ45 connections for network connections. Figure 2-1 shows the RJ45 pinouts . Figure 2-1. RJ45 Network Ports 2.2.2 SEH-32 and SEH-34 Network P ort Specifications The SEH-32 and SEH-34 provide 50 pin Champ connectors[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-9 Table 2-3. Champ Connector Pinouts 50 Pin Champ Connector Pin Signal Wire Color Pin Signal Wire Color 1 RX 1- Blue/White 26 RX 1+ White/Blue 2 TX 1- Orange/White 27 TX 1+ White/Orange 3 RX 2- Green/White 28 RX 2+ White/Green 4 TX 2- Brown/White 29 TX 2+ White/Brown 5 RX 3- Gray/White 30 RX 3+ White/[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-10 2.3 EPIM SPECIFICATIONS EPIMs let you connect the SEH to the main network using different media types . Cabletron Systems offers a variety of EPIMs. The following sections explain specifications for each EPIM. 2.3.1 EPIM-T The EPIM-T is an RJ45 connector supporting UTP cabling. It has an internal [...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-11 2.3.2 EPIM-F1/F2 The EPIM-F1 and EPIM-F2 shown in Figure 2-4 support Multimode Fiber Optic cabling . Each EPIM has an internal Cabletron Systems FOT-F™ Fiber Optic Transceiver . The EPIM-F1 is equipped with SMA Connectors and the EPIM-F2 is equipped with ST Connectors. Specifications for the EPI[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-12 2.3.3 EPIM-F3 The EPIM-F3 shown in Figure 2-5 supports Single Mode Fiber Optic cabling. It has an internal Cabletron Systems FOT-F™ Fiber Optic Transceiver and is equipped with ST Connectors. Specif ications for the EPIM-F3 are listed below . Figure 2-5. EPIM-F3 Note : Transmitter Power decreases[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-13 Parameter Typical Minimum Maximum Transmitter Peak Wave Length 1300 nm 1270 nm 1330 nm Spectral Width 60 nm - 100 nm Rise Time/ 3.0 nsec 2.7 nsec 5.0 nsec Fall Time 2.5 nsec 2.2 nsec 5.0 nsec Duty Cycle 50.1% 49.6% 50.7% Bit Error Rate: Better than 10 -10 Note : The transmitter power levels given a[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-14 2.3.4 EPIM-C The EPIM-C supports thin-net coaxial cabling and is equipped with an internal Cabletron Systems TMS-3™ Transceiver . Y ou can use the TERM switch on the front of the EPIM-C to set the internal 50 Ohm terminator . This eliminates the need to connect the port to a tee-connector and ter[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-15 2.3.5 EPIM-A and EPIM-X (AUI P ort) The EPIM-A is a DB15 female connector used to attach segments to an external transceiver . The EPIM-X is equipped with dual internal transceivers . It has a DB15 male connector used to attach segments to an A UI cable. Figure 2-7 shows both modules. Figure 2-7. T[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-16 2.4 TRANSCEIVER REQUIREMENTS When you connect an external network segment, via a transceiver , to the SEH with an EPIM-A, the following requirements must be met: • The transceiver or Ethernet Device to which the module will be connected must meet IEEE 802.3 standards, and/or Ethernet V ersion 1.0[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-17 JAM Output : Collisions are propagated through the network using the JAM signal of an alternating pattern of 1's and 0's in accordance with 802.3 specifications for a repeater unit. Fragment Extension : Packet fragments are extended to a minimum of 96 bits using the JAM [1,0]. Fault Prote[...]

INSTALLATION REQUIREMENTS/SPECIFICATIONS Page 2-18 ENVIRONMENTAL REQUIREMENTS Operating T emperature: +5 ° to +50 ° C Non-operating T emperature: -30 ° to +90 ° C Operating Humidity: 5 to 95% (non-condensing) SAFETY This unit meets the safety requirements of UL 1950, CSA C22.2 No. 950, and EN 60950; the EMI requirements of FCC Class A and EN 55[...]

INSTALLATION Page 3-1 CHAPTER 3 INST ALLA TION This chapter outlines the procedure for installing your SEH and connecting it to a network. Y ou can install the SEH as a stackable or stand-alone device. Ensure that your network meets the guidelines and requirements outlined in Chapter 2, Installation Requirements/Specifications , before installing [...]

INSTALLATION Page 3-2 Free-standing and shelf installations must be within in reach of the network cabling and meet the requirements listed below: • A single phase 120V ac, 15A, grounded power receptac le must be located within 7 feet of the location. • If you use a shelving unit, it must be able to support 30 pounds of static weight for each d[...]

INSTALLATION Page 3-3 T o stack SEHs together , refer to Figure 3-1 and perform the following steps: 1. Attach the SEH HubSTACK Interconnect cable to the bus port labeled “OUT” on the rear panel of the SEH. 2. Attach the other end of SEH HubSTACK Interconnect cable to the bus port labeled “IN” on the rear panel of the SEH next in the stack.[...]

INSTALLATION Page 3-4 If you disconnect one end of a HubSTACK Interconnect cable and leave the other end attached to the hub , ensure that you disconnect the cable from the “OUT” port as shown in Figure 3-2. This ensures that the HubSTACK Interconnect cable is terminated properly . Figure 3-2. Disconnecting the HubSTACK Interconnect Cable 3.2.2[...]

INSTALLATION Page 3-5 3.2.3 Rack Mounting the SEH Refer to Figure 3-4 and perform these steps to install the SEH in a 19-inch rack. 1. Remove four cover screws (two from each side) located along the front edges of each side of the SEH. 2. Using the four cover screws removed in step 1, attach the rack mounting brackets to each end of the SEH. Figure[...]

INSTALLATION Page 3-6 3.2.4 W all Mounting the SEH When you wall mount the SEH, the cable connections must face down. Refer to Figure 3-6 and perform the following steps to w all mount the SEH. Note : 1/4-inch Molly screw anchors for wall mounting are not included with the SEH-ACCY-KIT package. 1. Use the supplied screws to attach the wall mounting[...]

INSTALLATION Page 3-7 3. You will need a pencil for this step. With the wall mounting brackets attached to the SEH, position the SEH against the wall where it will be permanently mounted with the network port facing down. Use the pencil to mark the wall location for the four pilot holes. 4. Set the SEH aside and carefully drill four 1/4" pilot[...]

INSTALLATION Page 3-8 3.3 CONNECTING THE SEH TO THE POWER SOURCE Note : The SEH has a universal power supply. This allows you to connect the SEH to power sources from 90 Vac to 264 Vac, 47-63 Hz. T o connect the SEH to the power source: 1. Plug the power cord into the back panel of the SEH. 2. Plug the other end of the power cord into a grounded wa[...]

CONNECTING TO THE NETWORK Page 4-1 CHAPTER 4 CONNECTING TO THE NETWORK This chapter outlines the procedure for connecting your SEH to a network. Ensure that your network meets the guidelines and requirements outlined in Chapter 2, Installation Requirements/ Specifications , before installing the SEH. 4.1 CONNECTING THE SEH TO THE NETWORK The proce[...]

CONNECTING TO THE NETWORK Page 4-2 T o connect twisted pair segments to the SEH: 1. Insert the RJ45 connector from each twisted pair segment into the desired network port on the SEH. See Figure 4-1. Figure 4-1. SEH-22/24 Network Ports 2. Check that the applicable LNK LED for the port is on. If the LED is not on, perform each of the following steps [...]

CONNECTING TO THE NETWORK Page 4-3 4.1.2 Connecting Network P orts SEH-32 and SEH-34 The SEH-32 has a 50-pin Champ connector , while the SEH-34 has two 50-pin Champ connectors. This configuration of the SEH allows you to run a 50-pin feeder cable from the SEH to a punch down block. Each Champ connector supports 12 10BASE-T , twisted pair segments.[...]

CONNECTING TO THE NETWORK Page 4-4 4. Check that the link LED on the 10BASE-T Ethernet device and the applicable LNK LED on the SEH are on. If the LEDs are not on, perform each of the following steps until the LEDs are on: a. Check that the 10BASE-T device and the SEH ha ve power . b. Verify the cabling between the SEH and the 10BASE-T device. c. C[...]

CONNECTING TO THE NETWORK Page 4-5 T o connect an EPIM-T to a Twisted P air Segment: 1. Insert the RJ45 connector on the twisted pair segment into the RJ45 port on the EPIM. See Figure 4-3. 2. Check that the EPIM’s LNK LED is on. If the LED is not on, perform each of the following steps until it is: a. Check that the 10B ASE-T device at the other[...]

CONNECTING TO THE NETWORK Page 4-6 • The physical communication link consists of two strands of fiber optic cabling: the Transmit (TX) and the Receive (RX). The Transmit strand from the applicable port on the module will be connected to the Receive port of a fiber optic Ethernet device at the other end of the segment. F or example, TX of the ap[...]

CONNECTING TO THE NETWORK Page 4-7 Figure 4-4. The EPIM-F1, EPIM-F2 and EPIM-F3 3. Attach the fiber labeled 2 to the applicable transmit port labeled TX , on the module. 4. At the other end of the fiber optic cable, attach the fiber labeled 1 to the transmit port of the device. 5. Attach the fiber labeled 2 to the receive port. SMA 905 Connectors S[...]

CONNECTING TO THE NETWORK Page 4-8 6. Check that the EPIM’s LNK LED is on. If the LED is not on, perform the following steps until it is: a. Check that the power is turned on for the device at the other end of the link. b. Verify proper “cross-over” of fiber strands between the applicable port on the module and the fiber optic device at the o[...]

CONNECTING TO THE NETWORK Page 4-9 Note : You must terminate each segment attached to the tee-connector. If you do not attach a segment to one of the female connections on the tee-connector, then a terminator must be placed on that connection. c. Attach another thin-coax segment or a terminator to the other female connector on the tee-connector. Fi[...]

CONNECTING TO THE NETWORK Page 4-10 4.1.6 Connecting an A UI Cable to an EPIM-A Caution : Ensure that the external transceiver to which the SEH will be connected does not have the signal quality error (SQE or “heartbeat”) test function enabled. The SEH will not operate if the transceiver has the SQE test function enabled, and the network will b[...]

CONNECTING TO THE NETWORK Page 4-11 5. Check that the PWR LED on the EPIM-A is on. If the LED is not on, contact Cabletron Systems Technical Support. 6. If the PWR LED is on with the AUI cable disconnected, continue with the following checks: a. Check the AUI connections for proper pinouts . The pinouts for the transceiver connection are listed in [...]

CONNECTING TO THE NETWORK Page 4-12 Figure 4-7. The EPIM-X 4.2 FINISHING THE INSTALLATION The SEH is now ready for operation. Before placing the network into service, test the installation thoroughly , making sure that you can address all stations and that the SEH and all stations are indicating normal operation. Ensure that the networking software[...]

TROUBLESHOOTING Page 5-1 CHAPTER 5 TROUBLESHOOTING This chapter contains instructions for using LANVIEW LEDs to troubleshoot physical layer network problems . 5.1 INSTALLATION CHECK-OUT After you connect the SEH to the network, verify that packets pass between all Ethernet devices connected to the SEH and any other devices connected to the network.[...]

TROUBLESHOOTING Page 5-2 2. If the remote station is ready and the LNK LED is on, but no data passes through the port, one of two conditions may exist: • Network management has disabled the port. • The port is segmented either because the collision detector was on for more than 110 µ sec. or the SEH detected more than 32 consecutive collisions[...]

TROUBLESHOOTING Page 5-3 Figure 5-1. LANVIEW LEDs PWR (Green) When this LED is on it indicates that the SEH is receiving power . If this LED is off , it indicates a loss of input power . Check the input power source (circuit breaker , fuse , etc.). If the proper source power is present, the problem could be with the SEH. MGMT (Green Flashing) This [...]

TROUBLESHOOTING Page 5-4 CLN (Red) This LED indicates that a collision has occurred on one of the ports. RCV (Yellow Flashing) When this LED flashes, it indicates that the SEH is receiving data packets from the associated port segment. Each SEH port has a corresponding RCV LED: • Network P orts: RCV LEDs 1-24 • EPIM-1: RCV LED E1 • EPIM-2: R[...]

TWISTED P AIR WIRING T ABLES P age A-1 APPENDIX A TWISTED P AIR WIRING T ABLES This appendix contains twisted pair wiring tables which will assist you if you are using a Punch Down block (see Figure A-1) to wire your twisted pair segments. The following tables are included in this appendix: • T able A-1 Twisted P air W iring from an SEH to a Punc[...]

P age A-2 TWISTED P AIR WIRING T ABLES Note : Pins 25 and 50 on Champ connector are not used. Table A-1. Twisted Pair Wiring from an SEH-32/34 to a Punch Down Block From SEH-32/34 Into and Out of 50-Pin F eeder Cable Into Punch Down Block P ort 12/24 Pin Pin Pin RX+ 48 48 Violet/Green RX+ A45 Violet/Green RX+ RX- 23 23 Green/Violet RX- A46 Green/Vi[...]

TWISTED P AIR WIRING T ABLES P age A-3 P ort 8/20 Pin Pin Pin RX+ 40 40 Black/Gray RX+ A29 Black/Gray RX+ RX- 15 15 Gray/Black RX- A30 Gray/Black RX- TX+ 41 41 Y ellow/Blue TX+ A31 Y ellow/Blue TX+ TX- 16 16 Blue/Y ellow TX- A32 Blue/Y ellow TX- P ort 7/19 Pin Pin Pin RX+ 38 38 Black/Green RX+ A25 Blac k/Green RX+ RX- 13 13 Green/Black RX- A26 Gree[...]

P age A-4 TWISTED P AIR WIRING T ABLES P ort 4/16 Pin Pin Pin RX+ 32 32 Red/Orange RX+ A13 Red/Orange RX+ RX- 7 7 Orange/Red RX- A14 Orange/Red RX- TX+ 33 33 Red/Green TX+ A15 Red/Green TX+ TX- 8 8 Green/Red TX- A16 Green/Red TX P ort 3/15 Pin Pin Pin RX+ 30 30 White/Gray RX+ A9 White/Gray RX+ RX- 5 5 Gray/White RX- A10 Gray/White RX- TX+ 31 31 Red[...]

TWISTED P AIR WIRING T ABLES P age A-5 Table A-2. Twisted Pair Wiring from a Punch Down Block to a 10Base-T Device From Punch Down Block T o RJ-45 W allplate Into Office Drop Into 10BASE-T Device P ort 12/24 Pin Pin Pin B45 V iolet/Green RX+ 1 TX+ 1 TX+ 1 TX+ B46 Green/V iolet RX- 2 TX- 2 TX- 2 TX- B47 V iolet/Brown TX+ 3 RX+ 3 RX+ 3 RX+ B48 Brown[...]

P age A-6 TWISTED P AIR WIRING T ABLES P ort 8/20 Pin Pin Pin B29 Black/Gra y RX+ 1 TX+ 1 TX+ 1 TX+ B30 Gray/Blac k RX- 2 TX- 2 TX- 2 TX- B31 Y ellow/Blue TX+ 3 RX+ 3 RX+ 3 RX+ B32 Blue/Y ellow TX- 6RX- 6 RX- 6 RX- P ort 7/19 Pin Pin Pin B25 Black/Green RX+ 1 TX+ 1 TX+ 1 TX+ B26 Green/Black RX- 2 TX- 2 TX- 2 TX- B27 Black/Brown TX+ 3 RX+ 3 RX+ 3 RX[...]

TWISTED P AIR WIRING T ABLES P age A-7 P ort 4/16 Pin Pin Pin B13 Red/Orange RX+ 1 TX+ 1 TX+ 1 TX+ B14 Orange/Red RX- 2 TX- 2 TX- 2 TX- B15 Red/Green TX+ 3 RX+ 3 RX+ 2 TX- B16 Green/Red TX- 6 RX- 6 RX- 6 RX- P ort 3/15 Pin Pin Pin B9 White/Gray RX+ 1 TX+ 1 TX+ 1 TX+ B10 Gray/White RX- 2 TX- 2 TX- 2 TX- B11 Red/Blue TX+ 3 RX+ 3 RX+ 3 RX+ B12 Blue/Re[...]

P age A-8 TWISTED P AIR WIRING T ABLES Table A-3. Twisted Pair Wiring Summary SEH-32/34 Champ Punch Down Block W all Plate (If Required) 10BASE-T Ethernet Device Port 12 4 8 RX+ 2 3 RX- 4 9 TX+ 2 4 TX- P ort 11 4 6 RX+ 2 1 RX- 4 7 TX+ 2 2 TX- : : : : : : : : : : : P ort 1 2 6 RX+ 1 RX- 2 7 TX+ 2 TX- A45 RX+ A 46 RX - A 47 TX + A 48 TX - A 41 RX + A[...]

TWISTED P AIR WIRING T ABLES P age A-9 Figure A-1. Punch Down Block 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 A B C D[...]

POWER SUPPLY CORD The mains cord used with this equipment must be a 2 conductor plus ground type with minimum 0.75 mm square conductors and must incorporate a standard IEC appliance coupler on one end and a mains plug on the other end which is suitable for the use and application of the product and that is approved for use in the country of applica[...]