ADE250 High Voltage Relay

High voltage relay, also known as HV relay, is a crucial electrical component used to control and protect high voltage circuits. It plays a significant role in various applications, including power generation, distribution systems, industrial equipment, and electric vehicles.

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For a long time, the company has won extensive trust and support from customers with its ever-increasing innovation capabilities, stable quality assurance capabilities, professional customization capabilities, timely delivery capabilities and high-quality after-sales service system. Volkswagen, Komatsu, Dongfeng, GOODWINCH, TMAX and other major companies have formed close strategic partnerships.The company has strong research and development capabilities, precise production equipment, advanced production technology, sophisticated testing equipment and a million-level purification workshop. There are more than 20 series of products with a total of more than 1000 specifications, such as high and low voltage DC contactors, power switches, connectors, etc, it is widely used by customers in new energy electric vehicles and supporting charging stations and charging piles, photovoltaic and wind power generation systems, energy storage power stations, battery packs, electric forklifts, electric winches, battery cars, electric locomotives, UPS, medical equipment, communication power supplies, Inverter, power backup and other fields, and are exported to Asia, Europe and America.Today, all Okai people are refreshed and enterprising! Facing the market and customers, we have only one promise: Okay, let the electricity be in control!

High voltage relay, also known as HV relay, is a crucial electrical component used to control and protect high voltage circuits. It plays a significant role in various applications, including power generation, distribution systems, industrial equipment, and electric vehicles.
Features and Construction of High voltage relay:
High voltage relays are specifically designed to handle voltage levels exceeding standard relays. They are typically rated for voltages ranging from several kilovolts (kV) up to hundreds of kilovolts. These relays are built to withstand high voltage surges and deliver reliable performance in demanding environments.
The construction of high voltage relays is engineered to ensure insulation and isolation between the control circuit and the high voltage circuit. This prevents any potential damage or risks associated with electrical arcing and short-circuits. The relays are enclosed in robust dielectric materials and housed in sturdy casings, enhancing their durability.
Working Principle of High voltage relay:
High voltage relays operate based on the principle of electromagnetic attraction or induction. When a control signal is applied to the relay coil, it generates a magnetic field that attracts or releases the relay’s contacts. These contacts, commonly known as poles, are responsible for opening or closing the high voltage circuit.
Applications of High voltage relay:
Power Systems: HV relays are used in power generation stations, substations, and distribution networks to protect equipment from overloads, short-circuits, and other faults.
Industrial Equipment: They are employed in heavy industries, such as steel mills, petrochemical plants, and mining operations. HV relays enable safe control of high voltage machinery and prevent potential hazards.
Electric Vehicles: As electric vehicles become more prevalent, high voltage relays are used for battery management systems, charging stations, and other critical components.
Research and Testing: HV relays are also utilized in laboratories and research facilities for testing high voltage equipment, insulation materials, and performing experiments related to high voltage technologies.

Electrical Characteristics
Insulation Resistance	Contact	1000MΩ(1000VDC)
	Contact and Coil	1000MΩ(1000VDC)
	Contact and Housing	1000MΩ(1000VDC)
Dielectric Withstand Voltage	Disconnect Contacts	3000VAC/1min
Dielectric Withstand Voltage	Contact and Coil	2500VAC/1min

Mechanical Characteristics
Shock	Stability	196m/s² ;98 m/s
	strength	490 m/s
vibration	10~500Hz 49 mm/s

life expectancy
mechanical life	200,000 cycles
resistive load life (switching)	6 × 10 ³times(250A,450VDC)
	6 × 10 ³times(250A,750VDC)
capacitive load life (closed only)	-
	-

conditions of use
working environment temperature	-40 ℃ ~ +85 ℃
Working Environment Humidity	5% RH ~ 85% RH
Protection Level	IP67
Overall Dimension	105.4mm × 45.0mm × 88.8mm
Weight	≈ 650g

main contact parameter
contact form	1K	lead-out mode	M6 external thread M6 External Thread
standard contact resistance	≤ 10mΩ(@ 6VDC 20A)	rated load voltage	12-750VDC
rated load current	250A	maximum switching power	450V 112.5kW 750V 187.5kW
minimum load	1A 12VDC	standard continuous live current (40mm conductor)	250A
short-term overload current (40mm @ 40 ℃)		250A: continuous Continuous; 375A:60min; 500A:10min; 1000A:30s; 2500A:0.6s;

coil parameter
parameter name	standard voltage
parameter name	12VDC	24VDC
operating voltage	9~16	18~32
Maximum Voltage	16	32
Action Voltage	≤ 75%	≤ 75%
Release Voltage	≥ 8%	≥ 8%
Coil Resistance (10%)(Ω)	24	15. 2
minimum starting current (A)	3.67	1.83
transient surge current (A)	-	-
average holding current (A)	0.50	0.25
steady-state power consumption (W)	6	6
action time (ms)	≤ 30	≤ 30
release time (ms)	≤ 10	≤ 10
bounce time (ms)	≤ 5	≤ 5