Siemens 21-115532-001 manuale d’uso

Installation / Operation / Maintenance Instructions JFR Distribution Step Voltage Regulator 21-115532-001 PR4018-06 SUPERCEDES 21-115532-001 PR4018-05 October 08[...]

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TABLE OF CONTEN TS Page INTRODUCTION Inspection for Dam age in Shipment ................... 2 Storage Prior To Installation ............................. 2 Physical Considerations ................................... 3 Line Terminals and Connection s ....................... 3 Electrical Considerations .................................. 3 Installati [...]

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INTRODUCTION Page 1 Type JFR single-phase step-voltage reg ulators are designed to give dependable service an d to make installation, operation and maintenance as simple as possib le. Technology advances, esp ecially in the realm of the control apparatus, make it efficient to provide a separate instruction manual for the Accu/Sta t TM control provi[...]

INTRODUCTION Page 2 INSPECTION FOR STORAGE PRIOR TO DAMAGE IN SHIPMENT INSTALLATION Check each item with the shipping manifest immediat ely upon receipt of the regulator. Make a thorough visu al in- spection of the regulator. Check for evidence of damage attributable to mishandling in shipment. Should any short- age or damage be found , noti fy the[...]

INTRODUCTION Page 3 PHYSICAL CONSIDERATIONS • Handling. Type JFR regulators are designed to be lifted either by a forklift at the ba se or by use of li fting hooks on the side of each tan k. Each JFR regulator is provided with either 2 or 4 lifting hooks on the sid e of each tank. The number of hooks h as be en established to provide a margin of [...]

INTRODUCTION INSTALLATION DIAGRAMS Connection of two single phase JFR regulators in open delta on a three phase, ungrounded line. Connection of one single phase JFR regulator on single phase line. Connection of three JFR regulators in closed delta on three phase, ungrounded system. Connection of three single phase JFR regulators in wye on a three p[...]

INTRODUCTION Page 5 PROTECTIVE MEASURES Bypass Arrester. All JFR regulators are equip ped with a properly si ze d arre ste r, connected ex ternally be tw een the 'S' and 'L' line terminals. T he arrester is provi ded to protect the series winding of the regulator from line surges. By itself, the bypass arrester does not prov ide[...]

CONNECTION DIAGRAMS STRAIGHT DESIGN (ANSI TYPE A) S L SL SOURCE LOAD Typical arrangement of windings and connections of Type “A” JFR regulators. Note: Straight design units may or may not be equiped with a balance winding. Refer to regulator nameplate. Schematic diagram of a typical Type “A” JFR regulator with fan power circuit U3-U5. Note:[...]

CONNECTION DIAGRAMS Page 7 S L LOAD SOURCE SL INVERTED DESIGN (ANSI TYPE B) L S SL Wiring diagram of a typica l Type “B” regulator showing both internal and external connectio ns. Schematic diagram of a typical Type “B” JFR regulator utilizing single poten tial source for motor and control circuit. Typical arrangement of windings and connec[...]

Wiring diagram of a typica l reg ulator with series transformer showing both internal and external connectio ns. S L SL CONNECTION DIAGRAMS Page 8 S L SL LOAD SOURCE Schematic diagram of a typical regulator with series transformer with fan power U3-U5. *Note: Exciting Winding may not be fully tapp ed. R e f e r to r egu l ato r n a m ep l ate . SER[...]

PLACING THE REGULATOR IN SERVICE Page 9 The following checks will be useful in assuring the regulator is ready for use. The list cannot be al l incl usive; careful at- tention on the part of a qualifi ed operator remains imp erative. BEFORE CONNECTING • Check oil level at oil sight windo w. If low, add sufficient oil (ASTM D-3487 Type II) to brin[...]

REMOVING THE REGULATOR FROM SERVICE Page 10 SWITCHING “OFF LINE ” • Improper by-pass op eration w ill result in explo si on and fire hazard. Will cause serious injury, death or equipment damage. • Do NOT remove from ser vice unless tap -changer is in neutral position A ND control panel is pro perly disabled. • If the regulator be ing remo[...]

MAINTENANCE Pa g e 11 GENERAL INSTRUCTIONS This manual does not repres ent an e xhaustive survey of maintenance steps necessar y to ensure saf e operation of the regulat or. Part icular appl ications m ay requi re further pro- cedures. Should further information b e des ired or should particular problems arise which are not cov ered sufficiently fo[...]

MAINTENANCE Page 12 PERIODIC INSPECTION A sample of oil from the regul ator should be subjected to dielectric breakdown test, per AST M D-877. If found be low 25kV, the oil should be changed or rec on ditioned. Refer to ANSI C57.106-2002. Other te sts, especially Neutralization Number, Interfacial Tension and Po wer Factor are also useful and may b[...]

SPECIAL FEATURES Page 13 POLARIZED DISCONNECT SWI TCH VARI -AMP TM POSITION INDICATOR (JACK PLUG) AND HINGED CONTROL PANEL The Ac c u/ S t at TM control panel is hin ged and may be re- moved completely from the regulator control box by removing the wing nuts on the polar ized jack plug and pull ing the jack from its fixed position . Th is will aut [...]

SPECIAL FEATURES VA RI-A MP TM RANGE AND CURRENT RATINGS AVAILABLE ±10% ±8 3/4% ±7 1/2% ±6 1/4% ±5% 10-02.5-050.0 200 220 240 270 320 10-02.5-075.0 300 330 360 405 480 10-02.5-100.0 400 440 480 540 640 10-02.5-167.0 668 668 668 668 668 10-02.5-250.0 1000 1000 1000 1000 1000 10-02.5-333.0 1332 1332 1332 1332 1332 11-02.5-416.3 1665 1665 1665 16[...]

SPECIAL FEATURES Page 15 FORCED AIR COOLING Certain regulators may be equip ped for forc ed-air cooling and include fans mounted on the radiators. T he fans are usually automatically controlled by means of the ch ange in oil temperature (see Connection Diagr am). The thermometer located in the top transformer oil contains t wo identical switches wh[...]

PARTS LIST Page 16 MAJOR COMPONENTS PARTS LIST Instructions For Ordering Part When ordering parts give the quant ity of parts required, the regulator seria l number, parts list item number, complete description, and method of shipping. State whether for emergency repair, maintena nce, spare part, etc. A ll shipments will be made F.O.B Factory Item [...]

PARTS LIST TYPE TLG DIAL SWITCH Item 01-11 Description 5320 Panel 5317A Reversing M ain Shaft 5321 Main Stationa ry Contacts 5322 Reversing St ationary Cont act R 5323 Reversing St ationary Cont act L 5324 Neutral St ationary Cont act 5325 Collector Ri ng 5326 Collector Hub 5327 Reversing Switch Arm Item 01-11 Description 5328A Reversing Switch Fin[...]

PARTS LIST Page 18 TYPE TLG QUICK BREAK MECHANISM Item 01-11 Description 5201G Mounting Frame Assembly 5202 Motor 5207 Drive S p ring Ass embly 5212 La tch Assembly 5213 La tch Spring (no t shown) 5214 La tch Pin (not shown) *5216A Reversing Switch Drive Arm - P henolic *5216B Reversing Switch Drive Arm - P henolic *5216C Rev. Switch Drive Arm – [...]

PARTS LIST TYPE TLF DIAL SWITCH FIGURE 20A Item 01-11 D escription 5351 Panel 5352 Stationar y C ontact 5353 Neutral St ationary Cont act 5354 Stationar y C ontact - LH 5355 Stationar y C ontact - RH 5356 Collector Ri ng 5357 Shaft Assembly 5358A Main Finger Assembly (each ) 5359 Contact Fi nger Assembly Colle ctor Ring 5360A Contact Fi nger Assemb[...]

PARTS LIST Page 20 TYPE TLF QUICK BREAK MECHANISM Figure 21A Item 01-11 Description 5266 Interlock Disc and Drive Sprocket Ass embly 5267 Quick Break Mechanism Shaft 5275 Actuating Arm Assembly 5276 Spacer 5278 A-Frame 5285 Drive Ch ain for Position I ndicator 5286 Motor Sprock et 5287 Motor Capacitor (may be located in control box) 5288 Actuating [...]

PARTS LIST Page 21 BYPASS ARRESTERS Item 01-11 Description Volts 5423 Bypass Arrester Asse mbly 3 kV MOV 2,500, 5,000, 7,620 5425 Mounting Bracket Assembly 5423 B ypass Arrester Assembly, 3 kV MOV 12,000-13,80 0-14,400 5425 Mounting Bracket Assembly 5428 Bypass Arrester Assemb ly, 6 kV MOV 19,920 5429 Mounting Bracket Assembly Include regula tor se[...]

PARTS LIST Page 22 Figure 23A BUSHINGS Item 01-11 Description kVA Volts 5400P Bushing Assembly for 15 kV 50 5000 38.1 thru 76.2 7620 69 thru 138 13,800 5400R Bushing Assembly for 15 kV 50 2500 100 5000 114.3 t hru 16 7 7620 5400S Bushing Assembly for 15 kV 75 2500 414 13,800 5401P Bushing Porcelain for 15 kV 50 5000 38.1 thru 76.2 7620 69 thru 138 [...]

PARTS LIST Page 23 BUSHINGS z Item 01-11 Description kVA Volts 5400T Bushing Assembly 15 kV 100 thru 167 2500 167 500 250 thru 509 7620 5400U Bushing Assembly, 15 kV 207-276 13,800 5400V Bushing Assembly, 23 kV 72 thru 144 14,400 100 thru 200 19,920 5400W Bushing Assembly 15 kV 333 thru 416.3 2500 250 thru 416.3 5000 5400X Bushing Assembly, 23 kV 5[...]

Siemens Energy, Inc. P.O. Box 6289 Jackson, MS 39288-6289 Phone: 601- 939-0550 Fax: 601-93 9-3606 ACCU/STA T, DATA/PAK, NEUT RALITE a nd VA RI - AMP are trademarks of Siemens Energy, Inc. PR4018-06 PR4018-05 PR4018-04 October 08 PRINTED IN U.S.A. s[...]