Specification

NC DC Solid State Relay GZ02B GZ02F

Parameter	GZ02F (Normally Closed)	GZ02B (Normally Closed)
Control Power	None	≤30A: 4-32V/1W ＞30A: 12-15V/2W; 18-36V/2W
Drive Method	Optical Isolation	Built-in Isolated Power Drive
Control Signal	4-32 VDC; 10-20 mA	4-32 VDC; 10-20 mA
Control Indicator	LED	LED
Maximum Voltage	100, 200, 400 VDC	100, 200, 600, 1200 VDC
Maximum Current	10, 20, 30 A (1mS)	10, 20, 30 ... 180 A (1mS)
On-state Voltage Drop	≤ 2.5 VDC	0.5-4.5 VDC
Off-state Voltage	100, 200, 400 VDC	100, 200, 600, 1200 VDC
Switching Time	≤ 0.2 mS	≤ 0.15 mS
Switching Characteristics	Bipolar Transistor - Solid State Switch	MOS or IGBT - Solid State Switch
Isolation Voltage	≥1500V	≥1500V
Insulation Voltage	≥ 2000 V	≥ 2000 V
Operating Temperature	-25 to 75 ℃	-25 to 75 ℃
Cooling Conditions	≥30A with heatsink, ≥120A with additional fan cooling	≥30A with heatsink, ≥120A with additional fan cooling
Load Current Safety Factor	Resistive load: 2.5-3 times, Inductive load: 3-4 times	Resistive load: 2.5-3 times, Inductive load: 3-4 times

Product Details

Optical isolation between control signal and output circuit.
Control signal interfaces with PLC and TTL logic signals.
LED indicator for working status.
Solid-state normally closed output, fast switching speed, no sparks or arcs during on-off.
Epoxy resin encapsulation, corrosion-resistant, shock-resistant, stable and reliable switching.
The product is mainly used for high-frequency DC-powered load electrical switches. Examples: DC motors, solenoid valves, heaters, and battery charging/discharging switches.

FAQ

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