Toshiba HCV-5HA Instruction Manual Download

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Document: VF00W103 Rev. 7

INSTRUCTION MANUAL

INSTALLATION - OPERATION - MAINTENANCE

HCV-5HA 7.2kV, 400A-7.0kA ([email protected])

HCV-5HAL 7.2kV, 400A-7.0kA ([email protected])

Manufactured in the USA

MAY 2008

Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: [email protected]

Summary of Contents for HCV-5HA

Page 1: ...CTION MANUAL INSTALLATION OPERATION MAINTENANCE HCV 5HA 7 2kV 400A 7 0kA 4 5kA 7 2kV HCV 5HAL 7 2kV 400A 7 0kA 4 5kA 7 2kV Manufactured in the USA MAY 2008 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...

Page 2: ...MAY 2008 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...

Page 3: ...s of the equipment storage or installation PROBLEMS OR QUESTIONS should be addressed to Field Service Department Toshiba International Corporation 13131 West Little York Road Houston Texas 77041 USA Telephone 713 466 0277 800 231 1412 800 527 1204 Canada FAX 713 466 8773 MAY 2008 Use only Toshiba authorized replacement parts This equipment is designed and built in accordance with applicable safety...

Page 4: ...ections Latched 13 Drive Unit Configuration 14 Standard Circuit Diagram 14 Latched Circuit Diagrams 15 Trial Operation 16 Page MAINTENANCE 17 General Inspection 17 Vacuum Interrupter 18 Bearing 19 Closing Coils 19 Latch Mechanism 19 Auxiliary Switch 19 VACUUM INTERRUPTER 20 Replacement Procedure 20 Removing 20 Mounting 21 Adjustment of Contacts 21 Operation Check 21 TROUBLESHOOTING 22 OUTLINE DIAG...

Page 5: ...he service maintenance or repair of this equipment 5 Be trained in the proper care and use of protective equipment such as rubber gloves hard hat safety glasses face shield flash clothing etc in accordance with established practices 6 Be trained in rendering first aid SAFETY CODES Toshiba medium voltage controllers are general purpose Class E magnetic controllers designed and built in accordance w...

Page 6: ...u might be seriously injured or killed if you do not follow instructions Severe property damage might also occur Means that you might be injured if you do not follow instructions Equipment damage might also occur NOTE Gives you helpful information READ SAFETY SIGNS To avoid injury you must read and follow the instructions in this manual and on the safety signs located on the equipment Keep the saf...

Page 7: ...rdance with NFPA 70 E Part II B Persons working on exposed parts that are or may be energized should in addition to A be qualified persons who have been trained to work on energized equipment RECOMMENDED PROCEDURE The successful and safe operation of medium voltage control equipment is dependent upon handling installation operation and maintenance by qualified personnel Failure to follow fundament...

Page 8: ...KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...

Page 9: ...ssing file a claim immediately with the carrier and notify the Toshiba sales office Try to give as much information as possible when filing a claim HANDLING STORAGE Vacuum contactors should be handled with care to avoid damage Contactors should be kept in an upright position and moved with suitable equipment If the contactor is to be stored over any length of time the packing material should be re...

Page 10: ...ba International Corporation Table 2 General Application and Load Data System Voltage 0 8PF Ind Syn Motor 1 0PF Syn Motor 3 Phase Transformer 3 Phase Capacitor 2 2 2 5kV 3 0 3 3kV 4 0 5 0kV 6 0 6 6kV 1750HP 2250HP 3000HP 4500HP 2000HP 2500HP 3500HP 1500kVA 1500kVAR 2000kVA 2000kVAR 3000kVA 2000kVAR 5000HP 4000kVA 2000kVAR The above table is based on general load data and standard application Lower...

Page 11: ...e AC or DC 50 Rated Hot 40 Rated cold Rated Control Voltage AC 115 120 or 230 240 V 50 60 Hz Rated Control Voltage DC 120 125 or 240 250 V Coil Circuit Inrush 670 VA AC 700 W DC Coil Circuit Holding 85 VA AC 85 W DC Auxiliary Contact Arrangement 3 N O 3 N C Auxiliary Contact Rating 10 A 600 V NEMA Class A600 DC switching opening terminals 3 4 HCV 5HAL Latched Type Only Permissible Switching Freque...

Page 12: ...Page 10 STRUCTURE Fig 1 Construction of HCV 5HA HCV 5HAL Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...

Page 13: ...d always be applied with a protective power fuse INSTALLATION During installation protect the contactor from dust and falling debris The following precautions should be taken 1 The mounting surface should be horizontal level 1 mm If the mounting surface is not level adjust with spacers or shims 2 The contactor base has four 4 mounting holes Use M8 or 5 16 bolts to securely mount the contactor 3 In...

Page 14: ...en a latched contactor is operated using AC power it is recommended that a capacitor trip device be used The standard control voltage factory preset is 120V AC To operate at other ratings see the selection chart below Fig 2 Control Voltage Selection for Closing Coils The following is a list of the available trip coil voltages for a latched type contactor 24 V DC 32 V DC 48 V DC 125 V DC 250 V DC P...

Page 15: ...tead of a relay on 3 and 4 Note Terminals 3 and 4 are rated for 4 8A DC max A wire jumper 14 AWG or larger can be used instead of a relay on 3 and 4 Fig 3 Connections for Magnetically Held Type Note Connections are the same for 100V and 200V class Only the drive unit settings should be changed to match the application control voltage Closing Coils Power Supply Jumper or 2 Relay Contacts Control Te...

Page 16: ...implemented according to these circuit diagrams ONTRO Page 14 LS Page 14 CONTROLS Fig 5 Internal Configuration of Drive Unit Contacts or Jumper Wire 100 125V AC DC 200 250V AC DC VACUUM CONTACTOR CR DU CONTROL RELAY 2E OVERLOAD DOOR SWITCH STOP INTERLOCK START INTERLOCK REMOTE CR ON LOCAL ON OFF OFF Remote Operation Switch Fig 6 Standard Operation Circuit Diagram of Normally Energized Type Phone 8...

Page 17: ... Diagram of Latched Type Using Capacitor Trip Device DC AC VCTT VCTT CR 2E OFF OFF CONTROL RELAY START INTERLOCK REMOTE LOCAL DU ON ON REMOTE OPERATION SWITCH CTD P N CR DU CONTROL RELAY START INTERLOCK REMOTE LOCAL OFF OFF 2E ON ON REMOTE OPERATION SWITCH Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...

Page 18: ...cuit energized Confirm that the operation is correct For the latched type contactor check that the latch correctly engages and trips when the close trip signals are applied Also manually trip the contactor using the trip lever to verify proper operation For latch kit adjustment and maintenance please refer to manual no 6F9G0132 Installation Instructions of Latch Kits for HCV 5HA Phone 800 894 0412...

Page 19: ...OOSE PARTS INCOMPETE OPERATION VIBRATION SOUND INSPECTION INTERVALS VACUUM INTERRUPTER O O O O MOVABLE CONDUCTOR O O UPPER LOWER TERMINALS O O MOLDED FRAME O O O INSULATION FLANGE O O BEARING O O CLOSING COIL O ARMATURE CORE O O AUXILIARY SWITCH O O O TRIP COIL O ROLLER O O O O BOLTS NUTS O INSULATION WIRE O OTHERS VISUAL CHECK ONCE A YEAR OR EVERY 20 000 OPERATIONS THE LIFE EXPECTANCY OF THE ELEC...

Page 20: ... replace the interrupter NOTE This check is made with the contactor closed Check vacuum in the vacuum interrupter Fig 8 Vacuum Interrupter Apply 10kVAC between the upper and lower terminals for one minute If there is no voltage breakdown the vacuum interrupter is acceptable for continued use If there is voltage breakdown replace with a new vacuum interrupter before continued use NOTE If there is a...

Page 21: ...um disulfide or gear lubricant Verify that there is remaining auxiliary shaft travel Approximately 2 3 2 5mm Check for burnt or worn contacts Replace if burnt or worn Check if auxiliary switch is mounted at an incline or if mounting plate is loose If inclined or loose correct it Reference Values for gap and wipe Contact Gap Wipe 4mm 0 4 3mm 0 3 4mm 0 4 3mm 0 3 2 5mm 0 3 4 5mm 0 5 Latch Mechanism N...

Page 22: ... TERMINAL 2 Turn the insulating flange clockwise by hand until it comes off the movable shaft of the vacuum interrupter 3 With the vacuum interrupter held in one hand loosen and remove bolt B above the interrupter with a wrench FLEXIBLE CONDUCTOR CONDUCTIVE NUT A M8 NUT 4 While pushing down on the insulating flange pull the vacuum interrupter forward to remove it At this time the conductive collar...

Page 23: ... cores 2 As shown in Fig 11 turn the insulating flange until the distance is 41 5mm or use the wear gauge supplied 3 With the adjustment made hold the insulating flange still with the hand and secure nut A Note Arrange so that the movable conductor is straight and flat Check that the conductive nut does not rotate 4 Turn off the control circuit power supply 5 Operate manually to confirm that the v...

Page 24: ...ive control circuit Check connection diagram 0 0 0 Bad connection and or loose connection Make proper connection 0 0 Bad control switch contact Clean or replace device 0 0 0 Incorrect terminal connection Connect correctly 0 0 Blown power supply fuse s Remove cause of fault and replace fuse s 0 0 Disconnected coil Survey cause and reconnect coil 0 0 Faulty drive unit Replace drive unit 0 0 0 Defect...

Page 25: ...OUTLINE Page 23 MOUNTING HOLE LAYOUT Fig 12 Types HCV 5HA HCV 5HAL Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...

Page 26: ...RS AND USERS OF THE EQUIPMENT AND PARTS FOR BREACH OF THE FOREGOING WARRANTY THE COMPANY WILL HAVE NO OBLIGATIONS TO DISASSEMBLE ANY EQUIPMENT OR PART WHICH IS DEFECTIVE WITHIN THE TERMS OF THE ABOVE WARRANTY OR TO INSTALL ANY REPAIRED OR REPLACEMENT PART OR EQUIPMENT OR TO PAY ANY COSTS INCURRED IN CONNECTION WITH ANY SUCH DISASSEMBLY OR INSTALLATION THE COMPANY TOSHIBA CORPORATION AND THEIR SUPP...

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