Technical details -V-VAC Air Insulated Indoor Switchgear ... · PDF fileSalient Features - VD4 circuit breaker • The Vd4 circuit breaker is designed and type tested to meet requirements

Technical details -V-VAC

Description

Rated voltage

Rated Frequency

Rated busbar current

Short time with stand current (3sec.)

Insulation levels

Width x Depth x Height

Weight with circuit breaker (Appr.)

Unit

KV

Hz

A

kA

kAP

KV/rms/KVp

mm

Kg

Rating

36

50

up to 1600

26.3

66

70/170

1100X2370X2530

1300

Technical details -V-MAX circuit breaker

Description

Rated voltage

Insulation Levels

Normal current (40°C amb.)

Breaking Capacity

Making Capacity

Short time withstand current

Opening time

Arcing time

Total Break Time

Making time

Operating Sequence

Weight

Unit

KV

KVrms/kVp

A

kA

kAP

kA (3sec)

ms

ms

ms

ms

-

kg

Rating

36

70/170

1250

31.5

80

31.5

60 (Max)

15 (Max)

75 (Max)

80 (Max)

O-0. 3sec-CO-3min--CO

300

E-63, M.I.D.C., Ambad, Nashik - 422 010. INDIA TEL. : 0091- 253 - 6699841 / 835WEBSITE : vibhacorporation.com E-MAIL : [email protected] / [email protected]

Air Insulated Indoor Switchgear Cubical type V-VAC 36with Vacuum Circuit Breaker type Vd4

Salient Features - V-VAC 36

• The V-VAC 36 is designed and type tested to meet the requirements of IEC62271-200&60694/ IS :3427

• Metal clad compartmentalized construction - all compartments are segregated from each other with metal sheets

• IP4X degree of protection externally & IP6X available as an option

• Independent exhaust vents for all HT compartments

• Small width panel - 1100mm up to 2000A busbar rating

• The normal service performance are guaranteed under the following condition

- Min. Ambient Temp : -5°C- Max. Ambient Temp : - +40°C- Max. relative Humidity : 95%

• Metering compartment with numercal / static / electromagnetic relays, indicating meters, Lamps and control switches

• Protection and measuring apparatus customized as per requirement

• Cassette mounted breaker placed on elevated level with test position of breaker behind closed door

• Interlocks : - Racking in/out of breaker from test to service position and vice-versa with cubical door closed - To prevent racking in/out of breaker, when breaker in closed position - To prevent door from opening when breaker is in service position (optional)

• Multiple guides for safe and enduring alignment of fixed and moving power contacts

• Live parts covered by automatic polycarbonate shutters when breaker is racked out

• Removable fuses mounted on the PT

• Withdrawable line PT provided in the breaker panel

• EPOXY ENCAPSULATED PT Fuses in PT Trolley

Salient Features - VD4 circuit breaker

• The Vd4 circuit breaker is designed and type tested to meet requirements of IEC62271- 100 / IS : 13118

• Vacuum used as insulation and arc interruption medium

• Operationally safe and reliable in a wide range of ambient temperatures -5 to 40°C

• Capable of interrupting small magnetising and capactive currents

• Vacuum interrupters assembled in epoxy enclosure with insulated contact arms

• Features of operating mechanism :

- O-C-O operation without recharging

- Closing spring charged by motor in

less than 15 seconds

- Electrical anti-pumping

- Provision for manual charging

- Synchronisation and fast auto

re-closure duty

• Standard accessories :

- Mechanical ON/OFF push button

- Spring charge/discharge indication

ABB VD4 Vacuum Circuit Breaker