• 220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation
  • 220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation
  • 220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation
  • 220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation
  • 220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation

220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation

Breaking Capacity: High Voltage Circuit Breakers
Operation: Electric Type
Speed: High-Speed Circuit Breaker
Arc-extinguishing Medium: SF6
Installation: Fixed
Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
Samples:
US$ 30000/Piece 1 Piece(Min.Order)
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Customization:

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Gold Member Since 2017

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Rating: 5.0/5
Manufacturer/Factory, Trading Company, Group Corporation

Basic Info.

Model NO.
LW
Certification
CB
Transport Package
Wooden
Specification
230KV
Trademark
HEMG
Origin
China
Production Capacity
50000

Product Description

220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation
220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation
220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation
220kv72.5kv/13.8kv outdoor Sf6 Live Tank Circuit Breaker for Substation



 
ÍTEM DESCRIPTION OF THE PARAMETER / FEATURE UNIT OF MEASUREMENT PARAMETER /
REQUESTED FEATURE
OFFERED PARAMETER /
REQUESTED FEATURE
OFFERED PARAMETER /
REQUESTED FEATURE
OFFERED
1 Nominal system voltage kV 230 230 69 69 13.8 13.8
2 SF6, Column type (SF6-COL)   SF6-COL SF6-COL SF6-COL SF6-COL SF6/VACÍO-COL SF6-COL
3 DP = Definite Purpose   General General General General General General
4 Synchronized Control   NO NO NO NO NO NO
5 Class   Intemperie Intemperie Intemperie Intemperie Intemperie Intemperie
6 Number of poles   3 3 3 3 3 3
7 Nominal design voltage kV 245 245 72.5 72.5 24 24
8 Dielectric rigidity to atmospheric impulses at sea level kVpic. 1050 1050 325 325 125 125
9 Dielectric rigidity at industrial frequency, one minute at sea level kV 460 460 140 140 50 50
10 Minimum contour distance (Pollution Level III) (*) mm 6125 6125 1813 1813 600 600
11 Nominal frecuency Hz 60 60 60 60 60 60
12 Normal nominal current A ≥ 2000 ≥ 2000 ≥ 2500 ≥ 2500 ≥ 2000 ≥ 2000
13 Rated current interruption of empty line A 125 125 10 10 10 10
14 Rated current interruption of empty cable A 250 250 125 125 31.5 31.5
15 Rated short circuit interruption capacity

- Effective value of the alternate component 
kArms ≥ 31.50 ≥ 31.50 ≥ 31.50 ≥ 31.50 ≥ 40.00 ≥ 40.00
16 Opening factor of the first pole   1.3 1.3 1.5 1.5 1.5 1.5
17 Reason for increasing the recovery voltage to 100% of the interruption capacity kV/us ≥ 2. ≥ 2. ≥ .75 ≥ .75 ≥ .47 ≥ .47
18 Rated short-circuit capacity kA ≥ 81.9 ≥ 81.9 ≥ 81.9 ≥ 81.9 ≥ 104. ≥ 104.
19 Nominal sequence of operation   O-0.3s-CO-3m-CO O-0.3s-CO-3m-CO O-0.3s-CO-3m-CO O-0.3s-CO-3m-CO O-0.3s-CO-3m-CO O-0.3s-CO-3m-CO
20 Nominal short circuit duration s 1 1 1 1 1 1
21 Rated interruption capacity in phase discrepancy kA ≥ 7.88 ≥ 7.88 ≥ 7.88 ≥ 7.88 ≥ 10.00 ≥ 10.00
22 Maximum total interruption time ms 50 50 50 50 50 50
23 Mechanism of operation (closing and firing)   motor - resorte motor - resorte motor - resorte motor - resorte motor - resorte motor - resorte
24 Mechanical strength class   M2 M2 M2 M2 M2 M2
25 DC control voltage V 125 125 125 125 125 125
26 Terminal connector for AAC driver 1033.5 kcmil   SI SI SI SI SI SI
27 Insulators: material   Porcelana Porcelana Porcelana Porcelana Porcelana Porcelana
28 Nominal current in capacitor bank energization kApic. N/A N/A N/A N/A N/A N/A
29 Frequency of energization of the capacitor bank (Ixf≤2500kAkHz) KH N/A N/A N/A N/A N/A N/A
30 Precision of the synchronized control ms N/A N/A N/A N/A N/A N/A
31 Limiting inductance for capacitor bank mH N/A N/A N/A N/A N/A N/A
32 Metallic support structure   SI SI SI SI SI SI

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Gold Member Since 2017

Suppliers with verified business licenses

Rating: 5.0/5
Manufacturer/Factory, Trading Company, Group Corporation
Registered Capital
500 RMB
Plant Area
1001~2000 square meters