- SEV Series HV DC Contactor
- HEV Series HV DC Contactor
- SZJ Series DC Contactor
- CZW Series DC Contactor
- QZJ Series DC Contactor
- SDC Series Starter DC Contactor
- CZQ Series DC Contactor
- JCC Series DC Contactor
- CZ10 Series DC Contactor
- PCB DC Contactor
- Magnetic Holding DC Contactor
- Switches and Accessories
01
HEV50 High Voltage Epoxy Resin Sealed DC Contactor
FEATURES
This product is suitable for switch control of new energy electric vehicles, charging facilities, photovoltaic power generation, wind power generation systems, automotive air conditioners, communication power supplies, UPS power supplies and other electrical control circuits. It has a compact size and large load capacity, can operate safely without sparks, has a long service life, and is easy to maintain, making it deeply loved by users.
Specifically, this product has the following significant features: First, in terms of DC high-voltage power supply, the product is filled with rare mixed gases and has good arc cooling capabilities; secondly, in terms of load control capability, the product supports 30A to 1000A The load has an operating voltage range of 5 to 1000VDC, which can meet a variety of application needs; thirdly, in terms of safety, the product adopts an insulating structure and can work safely in flammable or hazardous environments, and the coils and contacts will not oxidize. or pollution; finally, compared with similar products, this product is small in size, light in weight, low in power consumption, and has a higher cost performance.
In addition, this product is produced in strict accordance with JB2286-78, JB3974-85, YD/585-92, YD/T512-92 and other standards, and has been inspected by the factory and relevant testing units to ensure compliance with standard specifications. After years of use, user feedback has been good, and the product quality is reliable and can meet the needs of users to the greatest extent.
SAYOON MODEL IMPLICATION
| HEV | 50 | -7 | A | D | X | L | □ | /12V |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 1 | Product type: HEV one group circuits; HEVJ two group circuit |
| 2 | Rated current |
| 3 | Contact Rated Voltage: 1-200V; 7-1000V |
| 4 | Circuit structure: A-Normally open; B-Normally closed |
| 5 | 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); P-Signal control; R-Built-in pre charging type [relay drive] (the left digit of the pre charging function is the pre charging delay time, used to control the coil, the right digit is the resistance value with resistance); Y-External pre charging [MOS driver] (The left digit of the pre charging function is the pre charging delay time, and the right digit is used as a lead for controlling the coil. If it is greater than 1, it is the resistance value of the live resistance) |
| 6 | Coil outgoing mode: X-Wire (390mm); O-Other |
| 7 | Mounting bracket type: L-Vertical (default); M-Horizontal |
| 8 | Other special functions: V-With capacitive type load; N-No polarity |
| 9 | Coil rated voltage: 12V, 24V, 36V, 48V, 60V, 72V etc. |
USES
This utility model has several significant advantages, one of the main features being that it is equipped with a normally open contact. This design makes it particularly suitable for a variety of application scenarios, including charging piles, electric four-wheel vehicles, new energy vehicles, energy-saving and environmental protection systems, road traffic lighting systems, programmable power supplies, and uninterruptible power supply equipment. Through this flexible applicability, the product can meet the needs of modern society for green travel and sustainable development.
The design of normally open contacts not only improves the operational convenience of the device, but also ensures efficient performance in various working environments. Whether in urban charging infrastructure or in industrial applications that require stable power supply, this utility model can give full play to its unique advantages and provide reliable power control solutions. Through continuous optimization and innovation, this product has shown good prospects and broad application potential in promoting energy transformation and environmental protection.
TECHNICAL PARAMETERS: (Version 2.92)
|
SAYOON Product Type |
HEV50 |
| 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) | 200V,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) | D: 3-7; H: Start 3-7, Keep 0.5-1.5 |
| 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: Because customers' usage environments vary, the focus on functionality will vary. In order to improve the comprehensive performance of our products, SAYOON may adjust coil parameters, temperature rise and other related indicators according to specific needs. It should be emphasized that the above parameters are for reference only. For specific applications and selections, please refer to the SAYOON DC Contactor Selection and Use Guide. These guides will provide users with detailed information to help them make the best choice based on the actual situation, thereby ensuring the best performance and reliability of the product in different environments. We are always striving to optimize based on our customers' needs to ensure that each user receives the best solution for their specific application.
LOAD CHARACTERISTIC CURVE
INSTALLATION DIAGRAM
WIRING DIAGRAM
COIL TEMPERATURE CURVE
MECHANICAL ABILITY and USE of the ENVIRONMENT
| Contact lead M5 tightening torque (N.m) | ≯2.5 appropriate |
| Coil lead mode | Wire dipping tin (red positive and black negative) |
| 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 |
HEV50 |
| U.N.W. | 172g |
| Mounting bracket type | L Vertical(default),M Horizontal |
When placing an order, please be sure to clarify the following information: product name, complete model, control coil voltage specifications, mounting frame type, whether auxiliary contacts are required, and order quantity, etc. This information is critical to ensuring the accuracy and timely processing of orders. For example, you can state your order like this: HV DC Contactor HEV50-□-□/24V 100pcs, which means that the load you need has a rated current of 50A and no auxiliary contacts are required. The mounting bracket is selected by default and the control coil voltage is 24V, the order quantity is 100 pieces. In addition, if you have special voltage specification requirements, special orders can be made to meet your specific application requirements. We will do our best to provide you with the products you need and ensure they meet your technical specifications and usage environment.
certificate
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CCC -
CE -
RoHS
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ISO9001
