Omron G3NH-2075B, G3NH-4075B, G3NH-2150B, G3NH-4150B User Manual
198 Solid State Relays G3NH
Solid State Relays
G3NH
Refer to Warranty and Application Considerations (page 1), Safety
Precautions (page 4), and Technical and Safety Information (page 6).
Switching 75 to 150 A at 240 to 440 VAC
• Easy-to-mount monobl oc k co nstructio n in corporatin g heat si nk.
• Replaceable power cartridge.
• Built-in operation indicator and varistor.
• A series of high-voltage (440 V) models avai lable.
Model Number Structure
■Mode l Number Legend
1. Basic Model Name
G3NH: Solid State Relay
2. Rated Load Power Supply Voltage
2: 200 VAC
4: 400 VAC
3. Rated Load Current
075: 75 A
150: 150 A
4. Terminal Type
B: Screw terminals
5. Zero Cross Function
Blank: Equipped with zero cross function
Ordering Information
■List of Models
The built-in Thyristor Modules can be replaced. Refer to the table on page 200 for the model number.
Note: When ordering, specify the rated input voltage.
1
2
3 4
5
G3NH-@@@@
Isolation Zero cross
function
Indicator Rated output load Rated input voltage Model
Photocoupler Yes Yes 75 A at 100 to 240 VAC 5 to 24 VDC
100 to 240 VAC
G3NH-2075B
75 A at 180 to 440 VAC G3NH-4075B
150 A at 100 to 240 VAC G3NH-2150B
150 A at 180 to 440 VAC G3NH-4150B
Solid State Relays G3NH 199
Specifications
■Rati ngs (at an Ambient Temperature of 25°C)
Input
*G3NH converts the input current into a constant current.
Output
Note: The load current varies depending on the ambient temperature. Refer to Load Current vs. Ambient Temperature under Engineering Data for
details.
■Characteristics
Rated voltage Operating voltage Impedance
(Input current)
Vo ltage level
Must operate voltage Must release voltage
5 to 24 VDC 4 to 30 VDC 5 mA max.* 4 VDC max. 1 VDC min.
100 to 240 VAC 75 to 264 VAC 41 k
Ω±20% 75 VAC max. 20 VAC min.
Model Applicable load
Rated load voltage Load voltage range Load current
(See note.)
Inrush current
G3NH-2075B 100 to 240 VAC 75 to 264 VAC 1 to 75 A 800 A
(60 Hz, 1 cycle)
G3NH-4075B 180 to 440 VAC 150 to 484 VAC
G3NH-2150B 100 to 240 VAC 75 to 264 VAC 1 to 150 A 1,800 A
(60 Hz, 1 cycle)
G3NH-4150B 180 to 440 VAC 150 to 484 VAC
Item G3NH-2075B G3NH-4075B G3NH-2150B G3NH-4150B
Operate time 1/2 of load power source cycle + 1 ms max. (DC input)
3/2 of load power source cycle + 1 ms max. (AC input)
Release time 1/2 of load power source cycle + 1 ms max. (DC input)
3/2 of load power source cycle + 1 ms max. (AC input)
Output ON voltag e d rop 1.6 V (RMS) max.
Leakage current 30 mA max.
(at 200 VAC)
60 mA max.
(at 400 VAC)
30 mA max.
(at 200 VAC)
60 mA max.
(at 400 VAC)
Insulation resistance 100 M
Ω min. (at 500 VDC)
Dielectric strength 2,500 VAC, 50/60 Hz for 1 min
Vibration resistance Destruction: 10 to 55 to 10 Hz, 0.375-mm single amplitude
Shock resistance
Destruction: 500 m/s
2
Ambient temperature Operating: –30°C to 80°C (with no icing or condensation)
Storage: –30
°C to 100°C (with no icing or condensation)
Ambient humidity Operating: 45% to 85%
Weight Approx. 1.8 kg Approx. 3.0 kg
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