Single phase AC SSR solid state relay-Solid state relays-BEIJING STRONG ELECTRIC CO., LTD.-Source factory that supplies importers, distributors, and wholesalers with electric and plastic products at competitive prices

Single phase AC Solid State Relays

● Dielectric strength 4000V

● Photo isolation

● Zero cross or random turn-on

● Removable finger proof cover available

● Double SCR AC output

● Panel mount

● DC or AC control

● Built-in RC

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1. SY – design code

SYDH – single-phase solid state relay (10 – 120А)

SYDM – industrial class solid state relay (100 – 500А)

SYTH – three-phase solid state relay (10 – 120А)

SYTR – motor reversing solid state relay (10 – 40А)

2. 40 – load current 40А (10 – 500А)

3. 48 – load voltage 24-480V AC, 38 – 24-380V AC, 23 – 5-220V DC

4. ZD3 – control signal type(swithing mode)

VA – variable resistor 220-560кОм/2Вт (phase control)

LA – analog signal 4-20мА (phase control)

VD – analog signal 0-10V DC (phase control)

ZD – control voltage 10-30V DC (switching at zero crossing)

ZD3 – control voltage 3-32V DC (switching at zero crossing)

ZA2 – control voltagte 70-280V AC (switching at zero crossing)

DD3 – control voltage 3-32V DC (DC voltage switching)

Items	SYDHxxxxxZD3	SYDHxxxxxZA2
Load voltage	24-480V AC
Control voltage	3-32V DC	70-280V AC
Current consumption in control circuit	3-25mA	≤12mA
Voltage ON/OFF	3V DC/1V DC	70V AC/10V AC
Peak voltage	1000V AC
Voltage drop in load circuit	≤1.6V AC
Leakage current(off-state)	≤10мА
Switching time	≤10мs
LED indication	yes
Dielectric strength	2500V AC (1min)
Insulation resistance	500МОм with 500V DC
Operating temperature	-30…+75°C
Relative humidity	≤95%; (non-condensing)
Dimensions	57.4х44.8х32mm
Mounting method	Screws on
Weight	≤135g

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