T&D Systems > Worldwide Presence > TTDI > Switchgears > Outdoor Vacuum Circuit Breakers (Type VVPS & VVKS)

Outdoor Vacuum Circuit Breakers (Type VVPS & VVKS)

(12 kV & 36 kV)

Outdoor Vacuum Circuit Breakers (Type VVPS & VVKS)

Outdoor Switchgear of (Type VVPS & VVKS) employs proven vacuum interrupter technology with motor operated spring mechanism matching M2 class(10,000 operations), meeting the requirements of national and international specifications. Available with optional features like Series Trip Coil, Two Trip Coil, etc. as per customer requirement. Our Indoor Vacuum Circuit Breakers are designed and type tested conforming to relevant IS/IEC Standards.

These products are being manufactured at TTDI Switchgear plant (Rudraram, Hyderabad), where TTDI is known for quality and consistency.

Outdoor Vacuum Circuit Breakers

Type VVPS 12/1250 VVPS 36/1600
Rated Voltage 12 kV 36 kV
Rated Current Upto 1250 A Upto 1600 A
1 min. power frequency voltage 28 kV / 35 kV rms 70 kV rms
Lightning impulse voltage 75 / 90 kV Peak 170 kV Peak
Rated Short time withstand current 20 / 25 kA rms / 3 sec 25 kA rms / 3 sec
Rated Short circuit making current 62.5 kA Peak 62.5 kA Peak
Rated operating duty cycle o-0.3 sec-CO-3 min-CO o-0.3 sec-CO-3 min-CO
Contact life    
* Mechanical 30,000 operations 30,000 operations
* At nomal rated current 20,000 operations 20,000 operations
* At full short circuit current 100 operations 100 operations

Outdoor Vacuum Circuit Breaker Kiosk

Type VVks 12/800
Rated Voltage 12 kV
1 min. power frequency voltage 28 kV / 35 kV rms
Lightning impulse voltage 75 kV Peak
Rated Short time withstand current 25 kA rms / 3 sec
Rated Short circuit making current 62.5 kA Peak
Rated operating duty cycle o-0.3 sec-CO-3 min-CO
Contact life  
* Mechanical 30,000 operations
* At nomal rated current 20,000 operations
* At full short circuit current 100 operations

Technical Parameters of the products contained in this website are generic in nature. Please contact us for any Latest / Updated / Specific Information.