30kV-51kV Station Class SL Porcelain

Nanyang Jinguan Electric supplies 30kV–51kV Station Class SL porcelain-housed surge arresters worldwide, 10kA nominal discharge current, high mechanical strength, exported to over 80 countries.

30kV–51kV Station Class SL Porcelain-Housed Surge Arrester

Nanyang Jinguan Electric Global Supply

Nanyang Jinguan Electric Co., Ltd. specializes in supplying 30kV–51kV Station Class SL porcelain-housed metal oxide surge arresters worldwide. Featuring high-strength porcelain housing with single- or multi-column resistor disc core, nominal discharge current 10kA. Ideal for earthquake-prone and heavy industrial environments.

Key Specifications (Tabular Format)

Rated Voltage (kV)	MCOV (kV)	Power Frequency 1min (kV)	Lightning Impulse (kV)	Residual Voltage 8/20μs at 10kA (kV)	Steep Impulse 1/20μs at 10kA (kV)	Height (mm)
30	24	107	225	85	95	674
33	26.4	107	225	94	104	-
36	28.8	107	225	102	114	-
39	31.2	107	225	110	124	-
42	33.6	107	225	119	133	-
48	38.4	107	225	136	152	-
51	40.8	107	225	145	162	-

Other Parameters

Nominal Discharge Current: 10kA High Current Impulse: 100kA (2 times) Repetitive Charge Transfer: 1.2C Partial Discharge: <5pC Short-Circuit Rating: 20kA Standards: GB/IEC 60099-4/ANSI/IEEE C62.11

Contact Us

Company：Nanyang Jinguan Electric Co., Ltd. Email：[email protected] Tel / WhatsApp：+86-130-3760-0603 Address：Wolong District, Nanyang City, Henan Province, China

Worldwide inquiries, samples and OEM/ODM cooperation are warmly welcomed!

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