High Voltage DC Contactor DHC250

·250A contact switching capability, compact size;
·It has a set of bridge-type normally open contacts, and the contact circuit has "+" and "-" polarities;
·The coil is equipped with an energy-saving device to maintain the maximum power consumption of 4.5W;

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SPECIFICATIONS

Contactor Data

Main Part No.			DHC250
Contact Data	Contact form		1H（SPST-NO）
	Rated load(Resistive load)		250A
	Min applicable load (Resistive load)		1A/12VDC
	Max switch current		2000A（300VDC）1 time
	Max switch voltage		1000VDC
	Contact voltage drop(initial)		≤80mV@250A
	Current carrying capacity(a)		250A : continued
			375A：1h
			500A：20min
			800A: 30s
			2000A: 0.6s
Impact resistance	Stability	Half-sine shock pulse:11ms	ON: 196m/s²（＞ 20G）
			OFF: 98 m/s²（＞ 10G）
	Strength	Half-sine shock	490 m/s²（＞ 50G）
Vibration resistance			10Hz～500Hz 49 m/s²（＞ 5G）
Product installation mode			Arbitrarily

Coil Data（20℃）

Coil rated volt.

Pick-up volt.

Release volt.

Max operate volt.

Rated current（±10%）

Rated coil power

12VDC

≤9VDC

≥1VDC

16VDC

Pick-up:2.92A

Hold-in:0.375A

Pick-up:35W(0.2s Pick-up)

Hold-in:4.5W

24VDC

≤18VDC

≥2VDC

32VDC

Pick-up:1.46A

Hold-in: 0.188A

Pick-up:35W(0.2s Pick-up)

Hold-in: 4.5W

Part Numbering System

Shape installation and circuit diagram

Coil lead out mode (Tianhai: 0435308 or Yazaki: 7283-1020)

Note: The main contact connect “+” polarity to the main contact terminal with “1+” mark, and connect “-” polarity to the main contact terminal with “2-” mark.

Current tolerance curve

Note: The above data is tested at 85℃ ambient temperature, Traverse area≥95mm². The data is for reference only, please do not use to select the fuse directly.

Electrical life curve