Resumen

CARACTERÍSTICAS

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.

IMPLICACIÓN DEL MODELO SAYOON

SEV	50	A	D	X	L	□	/12V
1	2	3	4	5	6	7	8

1	Tipo de producto
2	Corriente nominal
3	Circuit structure: A-Normally open; B-Normally closed
4	Coil type: D-Single coil; H-With coil economizer; K-Retención magnética de dos articulaciones (bobina simple, autoblocante de dos articulaciones); 2K-Retención magnética de tres articulaciones (Doble bobina, autoblocante de tres articulaciones)
5	Coil outgoing mode: X-Wire (390mm); O-Other
6	Mounting bracket type: L-Vertical (default)
7	Other special functions: V-With capacitive type load; N-No polarity
8	Tensión nominal de la bobina: 12V, 24V, 36V, 48V, 60V, 72V, etc.

USOS

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)

Tipo de producto SAYOON	SEV50AD
Formulario de contacto	1 NO(SPST-NO) or 1NC(SPST-NC)
Tensión nominal de la bobina (CC V)	6V, 12V, 24V, 36V, 48V, 60V, 72V, 84V, 120V, 150V, etc.
Tensión de contacto (CC V)	5-1000V
Contact circuit rated load current (DC-1)	50A
Typical voltage drop across contacts per 50A	>80 mV
El voltaje de activación de enfriamiento a (20±5)℃ (V)	≯70%
Voltaje de caída de refrigeración a (20±5)℃ (V)	≯35%,≮5%
Rango de voltaje de trabajo de la bobina de 40 °C	0,8-1,2 us
Tiempo de desconexión (contactos normalmente abiertos)	20ms
Tiempo de actuación (contactos n.a. al cierre)	10 ms
Tiempo máximo de rebote para conexión de contactos	10 ms
Tiempo máximo de rebote para la desconexión de contactos	7ms
Resistencia de aislamiento	100MΩ
Resistencia dieléctrica para resistir	50Hz/60Hz 2200VAC 1minute
Corrientes de falta típicas que se pueden interrumpir	500A/5ms at 48V DC
Potencia de la bobina (W)	2-7
Aumento de temperatura de la bobina (K)	≤55
Aumento de temperatura en el terminal de salida (K)	≤65
Vida eléctrica	20 000 veces
Vida útil mecánica	300 000 veces
Pliego de condiciones	Continuo
Material de contacto	Alloy
Tiempo de corriente de entrada (máx.)	130ms
Maximum switching current	400A 320VDC (more than once)
Maximum switching power	130kW
Tipo de terminal de carga	M5 Screw
Tipo de terminal de bobina	0.3 square silicone wire, 390mm long
Certificación de organización de pruebas	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.

CURVA CARACTERÍSTICA DE CARGA

ESQUEMA DE INSTALACIÓN

ESQUEMA DE CABLEADO

COIL TEMPERATURE CURVE

HABILIDAD MECÁNICA y USO del MEDIO AMBIENTE

Contact lead M5 tightening torque (N.m)	≯2,5 apropiado
Coil lead mode	Wire dipping tin
Temperatura ambiente	-40~+85℃
Humedad relativa	+20 ℃ 98%
Frecuencia de vibración en la posición fija	3G, 1–50 Hz, amplitud de 0.5 mm
Conmoción cerebral	(60～100) veces/minuto, aceleración≤4g
Altitud	2000m
Instrucciones de instalación	Aleatorio
Protección Internacional	IP68

INSTRUCCIÓN DE PEDIDO

Tipo de producto SAYOON	SEV50AD
U.N.W.	145g
Tipo de soporte de montaje	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.