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12-27kV OVP Pole of Post-Mounted Vacuum Circuit Breaker
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- Product Description
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The product adopts an embedded pole structural form that integrates voltage and current sensors by outdoor epoxy resin APG process, and can simultaneously monitor the voltage signals at both ends of the vacuum envelope, simultaneously collect two groups of current signals (single-phase pole), and output fully shielded signals to the control terminal, making it easy for the mechanism to achieve higher protection level, small size and light weight.
Parameter Name
Unit
Technical Parameter
Configuration/voltage rating
12kV
15.5kV
Rated voltage
kV
12
15.5
Rated frequency
Hz
50/60
50/60
Rated current
A
630
800
Rated short-circuit breaking current
kA
20
16
Rated short-circuit withstand capacity
kA/s
20/4s
16/3s
Rated peak withstand current
kA
50
31.5
Rated power frequency withstand voltage (1 min)
kV
50
50
Rated lightening impulse withstand voltage (peak)
Phase to earth, phase-to-phase
kV
95
110
Local
pC
≤10
≤10
Creepage distance > 35mm/kV
Pollution grade IV
Insulation resistance/DC 1 kV 60sec
MΩ
Above 105
Pole module EP
VT
Capacitor type
-
●
●
CT
Traditional type
-
○
●
Electronic sensor
-
●
○
Material/HCEP Epoxy
-
●
●