Sell 10.5KV Neutral Earthing Resistors (NERs)

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US$ 147760 - 147760 / Piece

1 Piece(Min. Order)

Payment TermsT/T L/C D/P D/A
Delivery Detail7 days

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Product Details

Brand Name	MINGRUI		Place of Origin	China
Model Number	MRD-BJ5

Product Description

1. Neutral Earthing Resistors (NERs)

sometimes called Neutral Grounding Resistors(NGR) - are employed in AC distribution networks to limit the current that would flow through the neutral point of a transformer or generator in the event of an earth fault.

Use condition:	indoor
Feature:	Neutral grounding resistor
Altitude high:	Less than 3000m
Ambient temperature:	-40 centigrade ~~+40 centigrade
Rated frequency:	58~62Hz and 48~52 Hz
Air grade:	Clean, without corrosion gas and dust
Relative humidity:	Not more than 95% (25 centigrade)

2.Technology Parameters

Generator capacity(MW)	100/125	200	300	600	900/1000
Generator nominal voltage(kV)	10.5	13.8	15.75	18	20	20	24	24	27
Expected loop single-phase grounding max. capacitance current(A)	4	5	6	8	10
Grounding transformer primary side voltage(kV)	10.5/	13.8/	15.75/	18/	20/	20/	24/	24/	27/
Grounding transformer secondary side voltage (kV)	0.22	0.22	0.22	0.22	0.22
Grounding transformer nominal capacity(kVA)	30	30	50	50	63
Secondary side resistance value (Ω)	1.0	0.8	0.5	0.4	0.3
Grounding protection tap voltage(kV)	0.1	0.1	0.1	0.1	0.1

3. Sometimes called Neutral Grounding Resistors - are employed in AC distribution networks to limit the current that would flow through the neutral point of a transformer or generator in the event of an earth fault.

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