YCH8DC DC Isolation Switch

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YCH8DC DC Isolation Switch

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YCH8DC DC Isolation Switch

YCH8DC DC isolation switch is suitable for DC systems with rated voltage up to DC1500V and rated current up to 800A, playing a role in DC circuit isolation and helping the system operate safely and stably.

Mainly used in DC power supply systems such as photovoltaic power generation DC side,DC power supply system, DC charging pile, energy storage, etc.

Product Details

Features

1. The switch has no polarity, making the wiring more flexible

2. Clearly visible breakpoints make line maintenance safer

3. Compact size, easy installation, and reliable operation

4. Strong environmental adaptability and wide application

Operating conditions

1.High temperature withstand:no derating upto 70℃

2.Ambient Temperature:-40℃ to+70℃.

3.Humid temperature testing(2 cycles,55°℃/131F with 95%humidity level).

4.Salt mist testing(3 cycles with humidity storage,40℃/104F,93% humidity after each cycle).

Type designation

Product name	Shell frame current	Installation and operation methods	Pole array	Current rating	Working voltage
YCH8DC	400	D	02	250A	DC1000
YCH8DC	400(160~400) 800(400~800)	NO:Ontology operation D:Door lock installation EP:Plastic enclosure box EF:Ferric enclosure box	02 11 03 12 04 22 20 21 30 40	160A 250A 315A 400A 630A 800A	DC1000 DC1500

Technical data

Shell frame current(A)					YCH8DC-400				YCH8DC-800
Thermal current (Ith)(A)					160	250	315	400	400	630	800
Rated insulation voltage (Ui)(V)					1500	1500	1500	1500	1500	1500	1500
Rated impulse withstand voltage Uimp (KV)					12	12	12	12	12	12	12
Code	Number of poles		Rated voltage	Utilisation category	le(A)	le(A)	le(A)	le(A)	le(A)	le(A)	le(A)
YCH8DC	2P(1P+,1P-)	4P(2P+,2P-)	1000VDC	DC-PV1/DC-21B	160	250	315	400	400	630	800
YCH8DC	2P(1P+,1P-)	4P(2P+,2P-)	1500VDC	DC-PV1/DC-21B	160	250	315	400	400	630	800
YCH8DC	3P(2P+,1P-)	6P(4P+,2P-)	1500VDC	DC-PV1/DC-21B
YCH8DC	2P(1P+,1P-)	4P(2P+,2P-)	1000VDC	DC-PV2	160	250	315		400	630	-
YCH8DC	2P(1P+,1P-)	4P(2P+,2P-)	1500VDC	DC-PV2	100	160	250		400	630	-
YCH8DC	3P(2P+,1P-)	6P(4P+,2P-)	1500VDC	DC-PV2	-		315			-	800
The short-circuit capacity is between 1000 and 1500VDC (no protection)
Rated short time withstand current Icw 1s(kAeff)Icw					5	5	5	5	8	8	8
Rated short-circuit making capacity Icm(kA peak)-60 ms Icm					10	10	10	10	10	10	10
Cable
Recommended Cu rigid cabe cross section(mm)					70	120	185	185	240	2x185	2x240
Recommended Cu busbar width(mm)					20	20	20	20	25	25	25
Mechanical characteristics
Durability (number of operating cycles)					8000	8000	8000	8000	8000	8000	8000
Number of cycles of operation with current					1000	1000	1000	1000	1000	1000	1000