DVVNL-TECH/01-2025 (AMC-Capacitor Bank)

One-time Activity :–

Spare Parts for Capacitor Bank 1.98 MVAR/3.96 MVAR (Supply, installation and commissioning) :–

Capacitor Cell 132 KVAR 7.3 KV

Capacitor Cell 264 KVAR 7.3 KV

Capacitor Cell 396 KVAR 7.3 KV

Reactor 0.25 KVAR

Reactor 0.5 KVAR

Reactor 0.8 KVAR

Surge Capacitor

Vaccum Contactor (for CRCA Panel), 12 KV 400 Amp.

9 KV, 10 KA class II Lightning Arrestor

11 KV 400 Amp. Off Load Isolator with Earth Switch

Residual Voltage Transformer

APFC Relay

Chemical Pipe Earthing for Panel/Isolater/LA's

GI Strip of size 25x3 mm for Connection of Earthing with Equipment

Expulsion Fuse/HRC Fuse

Bus Bar 50x5 mm

Spares Parts for 11 KV VCB Switchgear for Capacitor Bank (Supply, installation and commissioning) :–

Bus Bar size 50x16 Sq mm (Electrolytic Copper)

Neutral Displacement Relay

Master Trip Rlay

AC/DC Failure Relay

Ammeter

Voltmeter

Energy Meter

Under/Over Voltage Relay

Digital O/C. E/F. Protection Relay

VCB Internal Control Wiring

Control Cable size 4x2.5 sq mm

Control Cable size 6x2.5 sq mm

Contral Cable size 16x2.5 sq mm

Optional Items for VCB switchgear of Capacitor Bank (Supply, installation and commissioning) :–

Closing Coil with Plunger Assembly

Tripping Coil with Plunger Assembly

Vacuum Interrupter, Type: 33379M3+

Spring Charging motor 230V AC

Antipumping Device 110V DC

Spur gear (Big)

Spur gear (Small)

Epoxy Barrier (Type : Capsul, Housing of VI)

Current Transformer, Ratio 400-200/5-5A.

Potential Transformer, Ratio 11 KV/V3/1104/V3

Mechanism Assebmly with Trip half shaft

Breaker Auxillary switch

Breaker Control switch

Auxiliary Relay for Trip Alarm Cancellation

Jaw Contact/Desconnection Contact (Ratio 1250 Amp)

11 KV Epoxy Post Insulator

24 Pin Rectangular Plug & Socket Assembly

Busbar Spout/Circuit Spout (R-Phase) for 800 A

Busbar Spout/Circuit Spout (Y-Phase) for 800 A

CT Side Spout-800 A

Panel Door lock with Key (42 mm)

Rack in out Rod

Adaptor Panel

AMC Preventive and Breakdown Maintenance :–

WORK OF ANNUAL MAINTENANCE OF CAPACITOR BANK 3.96 MVAR RATING FOR 2 YEARS INSTALLED AT 33/11KV SUB-STATIONS UNDER JURIDICTION OF DVVNL INCLUDING REPLACEMENT/REPAIR OF FAULTY PARTS OF CAPACITOR BANK ALONG WITH ASSOCIATED EQUIPMENTS TO MAKE WHOLE OF THE CAPACITOR BANK SYSTEM OPERATIONAL. (Monthly Unit Rate to be quoted)

WORK OF ANNUAL MAINTENANCE OF CAPACITOR BANK OF 1.98 MVAR RATING FOR 2 YEARS INSTALLED AT 33/11KV SUB-STATIONS UNDER JURIDICTION OF DVVNL INCLUDING REPLACEMENT/REPAIR OF FAULTY PARTS OF CAPACITOR BANK ALONG WITH ASSOCIATED EQUIPMENTS TO MAKE WHOLE OF THE CAPACITOR BANK SYSTEM OPERATIONAL. (Monthly Unit Rate to be quoted)

TRANSPORTATION OF DAMAGED PART OF CAPACITOR BANK/VCB ETC. TO NEAREST DVVNL STORE CENTER.