XEV8-300/750-W-1H3L 300A/750V DC Contactor
The forward and reverse attack rates of the recirculating ball steering gear are very high, so it is easy to operate, has a long life, and works stably and reliably; however, due to the high reverse attack rate, it is easy to transmit the road impact to the steering wheel
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XEV8-300/750-W-1H3L 300A/750V DC Contactor
- 产品描述
- Technical Parameters
- Order specification number
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- Commodity name: XEV8-300/750-W-1H3L 300A/750V DC Contactor
DC contactors can be widely used in new energy vehicles and energy storage equipment, charging equipment and photovoltaic, tidal, wind and other green energy power generation systems, rail transit, engineering vehicles, forklifts, leisure and tourism vehicles, cloud servers and UPS, medical equipment, Port electromechanical and construction electromechanical fields are mainly used to switch DC power supplies.
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◎ Main technical parameters
Product model
XEV8-300/750-W-1H3L
XEV8-300/750-W-1H3LContact
Contact structure
1H
Rated current
DC 300A
Rated voltage
DC 12-750V Contact resistance
<0.5mΩ Voltage drop of contact
(load rated current)
Below DC 0.1V Short-time power current
300A 10 Min Overload cut-off
DC 450V 450A 50 times Reverse cut-of
Max. switching current
DC 320V 1500A (Over 1 time)
Max. switching voltage
DC 1000V
Coil
Rated control voltage
DC 12V-36V
Pull-in voltage
Below 75% of the rated control voltage
Release voltage >DC 1V
Consumed power
≈2.5W Ope-ration
Pull-in time
Below 40ms
Release time
Below 20ms
Service life
Service life of electric (360 times hour)(resistive load)
10000 times (DC 450V 300A)
6000 times (DC 750V 300A)
Mechanical service life
(3600 times/hour)
Over 1 million times Insulation resistance
(DC1000V measured by tramegger)
Between coil and contact
Over 1000MΩ
Between contact in the same polarity
Over 1000MΩ
Withstand voltage
Between coil and contact
AC4000V 1 min
Between contact in the same polarity
AC3000V 1 min
Applied environmental temperature (No freezing and no condensation)
-40－+85°C
Applied environmental humidity
5-85%RH
Weight ( approximately )
450g
※ Control loop mode: set by the user;
※ Rated work system: long-term work system;
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Schugway contactor Model naming rule description
Example: X E V 8 - 300 / 750 - W - 1 H 3 L
① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩
No.
Instruction
①
Corporate code ;
②
Contactor for new energy;
③
Code of shape:“6”for square type;
④
The rated working current for main circuit (DCA); ⑤
The rated working voltage for main circuit (DCV); ⑥
The control voltage of coil (DCV); ⑦
The number of poles for the contact of main circuit ;
⑧
The structure of the contact of main circuit:“H”refers
to normally open;⑨
The way of the leading-out terminal of main circuit:
“3” refers to externally threaded bolt type.⑩
The way of leading-out terminal of the coil:
“L” is outgoing line type.◎Order information
The following should be stated when ordering:
1, contactor name, model, quantity;
2, the rated working voltage and rated working current of the contactor;
3、the rated control power voltage of the contactor;
Note: When the model abbreviation is used, ⑥ - ⑩ can be omitted.
The DC contactor is widely used in new energy vehicles, charging equipment, photovoltaic/wind power generation, energy storage equipment, cloud servers, high-speed rail, rail transit, ships, aviation, robotics and industrial automation.
● The DC contactor (hereinafter referred to as contactor) is suitable for DC power supply, the main circuit rated voltage DC750V, rated current DC300A below the connection and disconnection of DC power controller;
●The arc extinguishing chamber cavity adopts vacuum brazing ceramic sealing technology, high voltage, high current, double insulation, small size, strong arc extinguishing ability, and the product can ensure no fire or explosion under the correct use;
● The main contact is made of special copper alloy material, with strong breaking capacity, anti-adhesion and long life;
● Arc extinguishing chamber cavity is filled with a certain pressure of inert mixed gas, which can effectively protect the main contact, prevent the main contact from oxidation, and make the main contact break more quickly;
● The product has a built-in control coil energy-saving device, which can reduce the energy consumption of the product;
● The overall protection level of the contactor can reach IP67 level;
● Product implementation of GB/T 14048.4-2020 standards,
● The product meets the IEC60947-4-1:2009 standard,
● Products comply with EU RoHS requirements.
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