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110kV Lightning Neutral Grounding Resistor For Transformer

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Shendian Electric Co. Ltd

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Brand Name :	Xi'an Shendian
Model Number :	TJZB-35
Certification :	IEC 60099-4/ GB 11032
Price :	To be determined by type and quantity.
Payment Terms :	T/T; L/C.
Supply Ability :	1000 pc/year.
Delivery Time :	Ex-work 30 days~60 days depends on quantity.

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110kV Neutral Grounding Protection Device for Transformer

Product introduction:

This kind of transformer neutral protection device adopts modular construction.

It has been running well in high altitude area over decades year.

Characteristic:

1/ Entirety assembly and transportation;

2/ Easy to install and more stable;

3/ Anti-corrosion and anti-aging.

Standard Technical Data:

Below info. only for your reference, all data shall be specified and determined by technical specification and customer demand.

Item	Description			Offered
1	Type			TJZB-110
2	TR rated voltage		kV	110
3	Power frequency voltage		kV	95
4	Lightning impulse voltage withstand		kV	250
5	Metal-oxide surge arrester	Type		Y(H)1.5W-72/186
		Rated voltage	kV	72
		Residual voltage at lightning impulse	kV	≯186
		Residual voltage at switching impulse	kV	≯174
		Reference voltage at D.C. 1mA	kV	≮103
		Leakage current at 0.75U1mA	μA	≯50
6	Disconnect switch	Rated voltage	kV	72.5
		Rated current	A	630
		Operation mechanism		Motor/ Manual
		Rated short-time current withstand	kA	31.5
		Rated peak current withstand	kV	80
7	Current transformer	Rated voltage	kV	10
		Rated insulation level		42/75
		Rated dynamic current	kA	110
8	Discharge gap	Gap type		Ball/ Rod
		Power frequecny discharge voltage	kV	83±10%
		Impulse discharge voltage	kV	≯215
		Gap distance	mm	60~100 adjustable
9	Monitor	Type		JCQ-CⅠ
		Current measurement range	mA	0~5
		Operation current range	A	50~20000

Reference:

1/ Shendian resistor is widely used in China EHV (Extra hight voltage) projects of State Grid, Southern Power Grid.

2/ Supplied resistor to ABB/Siemens/Schneider more than 20 years, as well as other capacitor/switchgear manufacturers.

3/ Shendian resistor has been exported to more than 30 counties all over the world.

Product Tags:

110kV Lightning Resistor

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