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Dead Tank Sf6 Gas Circuit Breaker 72.5kv 1200AMP 1250A with Tripolar Operating Mechanism

Price $2899.00
Min Order 20 Pieces
Availability In Stock
Shipping From Jiangsu, China
Popularity 317 people viewed
Breaking Capacity:
Low Voltage Circuit Breakers
Operation:
Electric Type
Speed:
High-Speed Circuit Breaker
Arc-extinguishing Medium:
SF6
Installation:
Open Frame
Structure:
MCCB
Poles Number:
2
Type:
Circuit Breaker
Function:
Conventional Circuit Breaker
Certification:
CCC
Rated Voltage:
66kv
Rated Current:
3150A
Rated Closing Current:
100ka
Maximum Working Voltage:
72.5kv
Trademark:
Vouchivan
Transport Package:
Wooden Case
Specification:
145kv
Origin:
Xuzhou, China
Product Description
Product Description

 

No.

Item

Unit

Technical parameter

Note

1

Rated voltage

kV

66

 

2

Maximum working voltage

 

kV

72.5

 

3

Rated current

A

3150

 

4

Rated breaking current

 

kA

40

 

5

Rated closing current

kA

100

 

6

closing time

 

ms

≤150

 

7

Opening time

ms

≤30

 

8

Total breaking time

ms

≤60

 

9

Operation ondifferent time

interphase

 

closing

ms

≤4

 

 

 

 

opening

ms

≤2

 

10

operating mechanism

 

 

CTB Electric spring operating mechanism

 

11

Operate the control loop power supply voltage

V

DC220/110

 


Description

Outdoor Sulfur Hexafluoride (SF6) dead tank  circuit breakers,

  • Rated voltage : 69 KV
  • Rated Continuous current : 1200 A / 1250A/1600A /2000A
  • Interrupting current rating:  31.5 KA
  • Frequency :  50 /60 Hz
  • Basic insulation level (BIL):  350 KV
  • With 6 pcs 150:5 ratio relaying accuracy bushing current transformers (CT)
  • Outdoor usage, with 3 pcs SF6 interrupters
  •  6-terminal pads with 4-hole each
  • Trip-free spring operation mechanism
  • 12-stages auxiliary contacts
  • Anti-condensation cabinet heater
  • Control wiring and terminal blocks
  • 110VDC trip coil
  • 48 VDC /110VDC closing coil
  • 110 /220 VDC Auxiliary voltage
  • with operation handle
  • with isolating switches
  • mechanical position indicator
  • CB frame grounding terminal holes
  • hot-dipped galvanized mounting structure
  • with gas charging device with regulator valve
  • with gas leak detector
  • with spare SF6 gas

 Circuit breakers meet the requirements specified in EN 62271-1, EN 62271-100, EN 60273, and other relevant EN (IEC) standards.


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