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CJBKP20 EN50181 11kV 12kV 15kV 24kV 25kV 33kV 35kV 36kV 630A 1250A Dead Break Separable Surge Arrester Connectors (Outside Cone Type)

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Model NO.:
CJBKP20
Interface/Bushing:
Type C (EN50181)
Rated Voltage:
10kV, 20kV
Rated Current:
630A
Cable Lug:
Mechanical Type, Compression Type
Material:
Silicone Rubber
Type Tested:
Yes
Trademark:
GCA
Transport Package:
Carton Box
Origin:
China
HS Code:
8546900000
Product Description

CJBKP20 Separable surge arrester conectors (outside cone type)

Surge arrester designed to protect medium voltage components, including transformers, equipment, cable and accessories from high voltage surges resulting from lightning or switching.
CJBKP20 application for coupling with 24kV separable T connector CJB20-630, CJB20-1250.

 




Technical Data
5kA Nominal discharge current
Test Item Unit CJBP20 / CJBKP20 CJBP20 / CJBKP20 CJBKP30 CJBKP30 CJBKP30
YH5WZ-26/66 YH5W-30/85 YH5WZ-34/85 YH5W-36/121 YH5W-45/118
Rated voltage ( Ur)kV 26 30 34 36 45
Continuous operating voltage (Uc) kV 20.8 24 27.2 28.8 36
AC reference voltage (U1mA) kV U1mA AC≥ 26 U1mA AC≥ 30 U1mA AC≥ 34 U1mA AC≥ 36 U1mA AC≥ 45
DC reference voltage (U1mA) kV ≥37 ≥43 ≥48 ≥51.6 ≥64.5
Leakage current under DC 0.75U1mA μA ≤50 ≤50 ≤50 ≤50 ≤50
Nominal discharge current kA 5 5 5 5 5
Steep current impulse residual voltage (Peak value) kV ≤76 ≤98 ≤95 ≤139 ≤136
8/20μs Lightning impulse
residual voltage (Peak value) 		kV ≤66 ≤85 ≤85 ≤121 ≤118
Switching impulse residual voltage (Peak value) kV ≤56 ≤72.2 ≤75 ≤103 ≤100
Long-duration current impulse, 2ms A 150 250 150 400 250
4/10μs high current impulse kA 65 65 65 65 65
Partial discharge - 21.8kV, ≤10pC 25.2kV, ≤10pC 28.6kV, ≤10pC 30.3kV, ≤10pC 37.8kV, ≤10pC
Height (h)mm 286 318 345 345 420
 
10kA Nominal discharge current
Test Item Unit CJBP20, CJBKP20 CJBP20, CJBKP20 CJBP20, CJBKP20 CJBKP30 CJBKP30 CJBKP30
  YH10WZ-26/72 YH10WZ-30/85 YH10W-30/91 YH10WZ-34/95 YH10W-36/121 YH10W-45/127.5
Rated voltage ( Ur) kV 26 30 30kV 34 36 45
Continuous operating voltage( Uc) kV 20.8 24 24kV 27.2 28.8 36
AC reference voltage (U1mA) kV U1mA AC≥ 26 U1mA AC≥ 30 U1mA AC≥ U1mA AC≥ 34 U1mA AC≥ 36 U1mA AC≥ 45
DC reference voltage (U1mA) kV ≥37 ≥43 43 ≥48 ≥51.6 ≥64.5
Leakage current under DC 0.75U1mA μA ≤ 50μA ≤50 ≤ 20 ≤50 ≤50 ≤50
Nominal discharge current kA 10 10 10 10 10 10
Steep current impulse residual voltage
(Peak value) 		kV ≤ 85 ≤98 ≤104 ≤105 ≤139 ≤146.5
8/20μs Lightning impulse residual voltage (Peak value) kV ≤ 72 ≤85 ≤91 ≤95 ≤121 ≤127.5
Switching impulse residual voltage
(Peak value) 		kV ≤ 65 ≤64.9 ≤77 ≤85 ≤103 ≤108.5
Long-duration current impulse, 2ms A 400 400 350 400 400 400
4/10μs high current impulse kA 100 100 65 100 100 100
Partial discharge - 21.8kV, ≤10pC 25.2kV, ≤10pC 25.2kV, ≤10pC 28.6kV, ≤10pC 30.3kV, ≤10pC 37.8kV, ≤10pC
Height (h) mm 286 318 318 345 345 450



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