一、产品介绍

SRDX系列信号继电器适用于直流操作的保护和自动控制装置中，作为动作指示信号使用。此信号继电器

动作速度快;电流动作范围宽;防震性好;既能手动复位也能远程电动复位。

SRDX series of signal relays serve as action signals in protection of AC controlled operationand automation devices.This type of relays is characterized by quick action, wide range of current actionand high shake proof performance, and it can be either reset by hand or by remote electric control.

二、技术参数

额定值NominalValues:电压型VoltageType:

110V、220V(DC)

(交流信号继电器可根据客户要求定做ACSignalRelay can bemadetoorder)

电流型CurrentType:20mA~2A(DC)

(如有特殊要求可定做Special type of relay can be madetoorder)

动作值ActingValues:电压型VoltageType:≤70%额定电压NominalVoltage

电流型CurrentType:≤90%额定电流NominalVoltage

动作时间Acting Time:≤20ms(额定工作状态NormalWorking Conditions)

功耗PowerConsumption:

≤10W

触点容量ContactCapacity:在电压不大于250V时:触点长期接通电流为5A;在电压不大于250V时:电路时间常数L/R为5mS的

直流电路中，触点断开容量为50W;在电压不大于250V时:功率因数COS④为0.4的交流电路中，触点断开容量为250VA。

When the voltage is less than 250V, the continuous current o fthe contacts is 5A; When the voltage is less than 250V and time

constant L/Ris 5mSin the DC circuit, the switching capacity of the contacts is 50W;When the voltage islessthan 250V and the

power factor COS$ is 0.4in the AC circuit, the switching capacity of the contacts is 250VA.

介质强度Dielectric Strength:继电器各引出端子与外壳之间，应能承受50Hz、2KV，历时1分钟耐压试验而无击穿或闪络现象

50Hz, 2KV, 1 minute between each of the contactsand the casing, and no sign of breakdown or flashover is detected

环境温度AmbientTemperature:-25C~55C

U型35导轨安装Mounting On profile railTypeU 35

三、规格及型号

SRDX-2- 220VDC/220VDC

① ② ③④ 

①SRDX系列信号继电器SRDX Series Of SignalRelays 

②复归方式Reset Modes:

1-手动复归且还可远方电动复归 working voltage

Hand reset and remote electric reset 

2-手动复归Hand reset

③电流动作型为空，电压动作型注明工作电压

 Current action is null, and voltage action is marked as the

④ 辅助电源AuxiliaryPower:110V、220V(DC)

四、接线图

五、外形尺寸图