OEM China 12/24kv 630a Specific Deadbreak Rotatable Feedthru Bushing - 25 kV 250A Apparatus Bushing – Anhuang

Product Detail

Standard:

● DIN 47636-7-1990 Power cable with extension cones, separable, with Um below 35kV Sub-connector device size· ● Exposed Semiconductor Sheaths for High - Voltage Cable Fittings and Detachable Insulated Connectors; IEEE. ● IEC60502 Extruded insulated power cables with rated voltages from 1 kV (Um= 1.2 kV) to 30 kV (Um= 35 kV) and annex; ● IEC61442 Test methods for accessories for power cables with rated voltages from 6kV (Um= 7.2kV) to 30kV (Um= 35kV); ● GB 12706-2002 Extruded insulated power cables with rated voltages from 1 kV(U m= 1.2 kV) to 35 kV (Um= 40.5 kV)And its annexes; ● GB311.1-1997 high-voltage power transmission and distribution equipment with the insulation; ● GB I T41.9.1999 high-voltage casing technical conditions; ● GB11032.2010 AC non-gap metal oxide surge arresters; ● DIN 47636-7-1990 Power cables with extended cones, separable, with Um below 35kV Sub - connector device size.

Introduction:

25kV 250A Apparatus Bushing provide the interface for the 200A Cable connector and mostly used on the oil-insulated (R-temp, hydrocarbon, or silicone) apparatus, including switchgear, transformers, and capacitors. The Apparatus Bushing are molded using high quality Epoxy Rubber, meet the requirement of standard EN50180/EN50181 DI N4 7636/HN52-S-61

Continuous voltage rating:

Item	15kV	25kV	35kV
Continuous operating voltage	8.7kV/15kV	12kV/20kV 18/20kV	26kV/35kV
AC withstand voltage	45kV/1min	55kV/5min	117kV/5min
DC withstand voltage	53kV/15mins	78kV/15mins	104kV/15mins
1.5/50 μ s Im pulse with stand voltage	95kV	125kV	215kV
Partial discharge voltage(＜10PC)	13kV	20kV	45kV

Current rating:

Item	250AMP	600AMP
Heat stable current	16kA 1S	30kA 2S
Peak withstand current	40kA	105kA

Order information:

Description	Reference No.	Length(A)	Length(B)
24kV 250A Apparatus Bushing(standard)	AH TGZ-24/250	224	108
24kV 250A Apparatus Bushing(short)	AH TGZ-24/250S	189	73
24kV 250A Apparatus Bushing(long)	AH TGZ-24/250L	284	168