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Power Relay G7Z

Caution
This product is manufactured in Japanese standards. Please check the specification before you order.
Failure Rate P Level (Reference Value: Opening/Closing Frequency 1800 times/hour)
(Relay body) DC24V 2A, (auxiliary contact block) DC5V 1mA
Impact Resistance Voltage (V)
Coil - contact between /10k(1.2x50micros) heteropolar contacts between /10k(1.2x50micros) same polarity between contacts /4.5k(1.2x50micros)
Maximun Contact Current (A)
(A contact), 10 (b contact), resistive load / 40 (a contact), 25 (b contact), 1 (auxiliary contact block) inductive load cosphi = 0.3 / 22 0.5 (auxiliary contact block) resistive load L / R = (a contact), 5 (b contact), 1ms / 5 0.5 (auxiliary contact bloc
Recovery Time (ms)
(Ambient temperature + 23 deg C, when the rated voltage is applied, excluding contact bounce) 50 or less
Maximum Switching Capacity
Resistive load / 17600VA (a contact), 11000VA (b contact), 440VA (auxiliary contact block) inductive load cosphi = 0.3 / 9680VA (a contact), 4400VA (b contact), 220VA (auxiliary contact block) resistive load L / R = 1ms / 550W (a contact), 550W (b contact
Contact Mechanism
(Relay body) double break (auxiliary) crossbar twin contact
Rated Load
Resistive load / AC440V 40A (a contact), AC440V 25A (b contact), AC440V 1A (auxiliary contact block) inductive load cosphi = 0.3 / AC440V 22A (a contact), AC440V 10A (b contact), AC440V 0.5A (auxiliary contact block) resistive load L / R = 1ms / DC110V 5A
Rated Current (A)
(A contact), 25 (b contact), 40 1 (auxiliary contact block)
Operating Time (ms)
(Ambient temperature + 23 deg C, when the rated voltage is applied, excluding contact bounce) 50 or less
Maximum Contact Voltage (V)
AC480 (resistive load, inductive load cosphi = 0.3) DC125 (resistive load L / R = 1ms)
Maximum Switching Frequency (times/hour)/rated load
1200
Maximum Switching Frequency (times/hour)/mechanical
1800
Maximum Voltage (V)
110% of the rated voltage
Coil Resistance (ohm)
39 +/- 15% (coil temperature+23 degree C)
Rated Current (mA)
154 +/- 10% (coil temperature+23 degree C)
Contact Materials
(Relay body) Ag alloy, (auxiliary contact block) Au + Ag clad
Electrical Durability
AC resistive load / 80 000 times, AC inductive load / 80 000 times (1200 times / hour time rated load, the switching frequency) DC resistive load / 100,000 times (at ambient temperature + 23 deg C)
Mechanical Durability
(1800 times / h time contact no-load, the switching frequency) 1 million times or more
Impact Resistance (Malfunction)
(a contact) 100m / s 2 , (b contact) 25m / s 2
Vibration Resistance (malfunction)
a contact / 10 to 55 to 10Hz single amplitude 0.5mm (double amplitude 1.0mm) b contact / 10 to 32 to 10Hz single amplitude 0.5mm (double amplitude 1.0mm)
Operating Voltage
75% or more of rated voltage
Release Voltage
10% or more of rated voltage
Ambient Humidity
5 to 85%RH
Impact Resistance
700m / s (when mounting screw) 2 (DIN Rail Mounting) 500m / s 2
Vibration Resistance
10 to 55 to 10Hz single amplitude 0.5mm (double amplitude 1.0mm)
Contact Resistance (mohm)
Relay body / 400 or less following block / 100 auxiliary contact (according to DC5V 1A voltage drop method) (with DC5V 0.1A voltage drop method)
Operating Ambient Temperature (deg C)
-25 to +60deg C(No condensation, No freezing)
Insulation Resistance (Mohm)
More than 1000 (at DC1000V)
Terminal Screws
Relay body / (contact) M5, (coil) M3.5 auxiliary contact block /M3.5
Withstand Voltage
(Coil - between contacts) AC4000V 50 / 60Hz 1min (between contacts different polarity) AC4000V 50 / 60Hz 1min (same polarity between contacts) AC2000V 50 / 60Hz 1min
Rated Voltage (V)
DC24
Power Consumption (W)
About3.7
Number of Poles
4-pole + 2-pole
Weight (g)
(Relay body) About330, (auxiliary contact block) About18
...see all
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(Relay body) 2a2b, (auxiliary) 1a1b 1Set 1 G7Z-2A2B-11Z DC24 39070866 48.55 SGD
Shipped after 2017-06-08
(Relay body) 3a1b, (auxiliary) 1a1b 1Set 1 G7Z-3A1B-11Z DC24 39070875 48.55 SGD
Shipped after 2017-06-08
(Relay body) 4a, (auxiliary) 2b 1Set 1 G7Z-4A-02Z DC24 39070893 48.55 SGD
Shipped after 2017-06-08
(Relay body) 4a, (auxiliary) 2a 1Set 1 G7Z-4A-20Z DC24 39070911 48.55 SGD
In stock
(Relay body) 4a, (auxiliary) 1a1b 1Set 1 G7Z-4A-11Z DC24 39070902 48.55 SGD
Shipped after 2017-06-05
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