SEV50AD High Voltage Epoxy Resin Sealed DC Contactor

SEV50AD High Voltage Epoxy Resin Sealed DC Contactor

Looking for high voltage DC contactors? Check out the SEV50AD High Voltage Epoxy Resin Sealed DC Contactor for your needs. Durable and reliable for your application
Overview

FEATURES

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

SAYOON MODEL IMPLICATION

SEV

50

A

D

X

L

/12V

1

2

3

4

5

6

7

8

1

Product type                

2

Rated current                

3

Circuit structure: A-Normally open; B-Normally closed

4

Coil type: D-Single coil; H-With coil economizer; K-Two joint magnetic retention (Single coil, Two joint self-locking); 2K-Three joint magnetic retention (Double coil, Three joint self-locking)

5

Coil outgoing mode: X-Wire (390mm); O-Other

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Mounting bracket type: L-Vertical (default)

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Other special functions: V-With capacitive type load; N-No polarity

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Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc.

USES

This utility model has several significant advantages, one of which is that it is equipped with a normally open contact. This design makes it very suitable for use in charging piles, electric four-wheel vehicles and various new energy vehicles. In addition, the device can effectively support the operation of energy-saving and environmental protection systems, road traffic lighting systems, programmable power supplies and uninterruptible power supply equipment. Through this multi-functional application, the utility model not only meets the charging needs of modern transportation, but also provides strong support for environmental protection and energy management, and promotes the process of sustainable development. Its innovative design concept and wide applicability enable it to play an important role in various power systems.

TECHNICAL PARAMETERS: (Version 2.87)

 SAYOON Product Type

 SEV50AD

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage (DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
 Contact voltage (DC V)  5-1000V
 Contact circuit rated load current (DC-1)  50A
 Typical voltage drop across contacts per 50A  ≯80mV
 The cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 The cooling drop-out voltage at (20±5)℃ (V)  ≯35%,≮5%
 Working voltage range of 40℃ coil  0.8-1.2Us
 Drop-out time (n/o contacts to open)  20ms
 Pull-in time (n/o contacts to close)  10ms
 Maximum bounce time for contact connection  10ms
 Maximum bounce time for contact disconnection  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  500A/5ms at 48V DC
 Coil power (W)  2-7
 Temperature rise of coil (K)  ≤55
 Temperature rise on outgoing terminal (K)  ≤65
 Electrical life  20,000 times
 Mechanical life  300,000 times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time (max)  130ms
 Maximum switching current  400A 320VDC (more than once)
 Maximum switching power  130kW
 Load terminal type  M5 Screw
 Coil terminal type  0.3 square silicone wire, 390mm long
 Testing organization certification  CCC,CE,FCC,RoHS
Note: Due to the different usage environments of customers, the focus of required functions will also be different. In order to improve the overall performance of our products, SAYOON may adjust coil parameters, temperature rise, etc. The above parameters are for reference only. For specific details, please refer to the SAYOON DC Contactor Selection and Use Guide.

LOAD CHARACTERISTIC CURVE

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INSTALLATION DIAGRAM

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WIRING DIAGRAM

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COIL TEMPERATURE CURVE

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MECHANICAL ABILITY and USE of the ENVIRONMENT

 Contact lead M5 tightening torque (N.m)  ≯2.5 appropriate
 Coil lead mode  Wire dipping tin
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 Concussion  (60~100) time/minute、acceleration≤4g
 Altitude  2000m
 Installation direction  Random
 International Protection  IP68

 

ORDER INSTRUCTION

 SAYOON Product Type

 SEV50AD

 U.N.W.  145g
 Mounting bracket type  L Vertical(default)
When placing your order, please provide the following information: product name, complete model number, control coil voltage specification, mounting frame type, whether auxiliary contacts are required and order quantity. For example: 100 pieces of HV DC contactor SEV50AD-□-□/24V means that the rated load current is 50A, there is no auxiliary contact, the default installation bracket is, the control coil voltage is 24V, and the order quantity is 100 pieces. If there is a need for products with special voltage specifications, users can make special orders.

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+86 130 5791 2357
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sayoon@sayoon.com