Oil To SF6 (gas) Bushing 420KV High Voltage Transformer Insulation Wall Bushings

• Customization: Available
• Application: High-voltage
• Material: Porcelain
• Model NO.: capacitive bushing
• Structure: Bushing Insulator
• Type: A Type Insulator
• Usage: High Voltage Power Transmission, Insulation, Electrical Installation
• Connection Method: Trough Type
• Size of Bearing Capacity: 420KN
• Certification: CCC, CE, ISO9001
• Color: brown
• Brand: NJREC
• Transport Package: Wooden
• Trademark: NJREC
• Origin: Jiangsu, China
• Production Capacity: 2000pieces/Year

Product Description

Standard	IEC 60137-2017
Highest voltage for equipment	kv	72.5	100	123	145	170	245	300	362
Rated frequency	Hz	50/60	50/60	50/60	50/60	50/60	50/60	50/60	50/60
Dry power frequency withstand voltage 1 minute	kv	155	205	255	305	355	505	505	560
Lightning impulse (BIL)	kv	325	450	550	650	750	1050	1050	1175
Switching impulse (SIL)	kv	-	-	-	-	-	850	850	950
Maximum Rated Current	A	2500	2500	2500	2500	2500	2500	2500	2500
Temperature range	ºC	Down to -60ºC up to +55ºC available on request

Nanjing Rainbow Electric Co., Ltd. is a professional supplier of transformer accessories and transmission lines, such as HV&LV Bushings, Tap changers, Pressure Relief Valve, Radiator, Transformer Cores, Gas Relay, Oil Level indicators as well as other insulation materials We offer one-stop solutions for transformer, switchgear, breaker, and wall applications.