Omron G3NH DATASHEET
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 monob loc k cons truction i ncorporat ing h eat si nk.
• Replaceable power cartridge.
• Built-in operation indicator and varistor.
• A series of high-voltage (440 V) models available.
Model Number Structure
■Model Number Legend
G3NH-@@@@
1
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
3 4
2
5
Ordering Information
■List of Models
Isolation Zero cross
Photocoupler Yes Yes 75 A at 100 to 240 VAC 5 to 24 VDC
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.
function
198 Solid State Relays G3NH
Indicator Rated output load Rated input voltage Model
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
100 to 240 VAC
G3NH-2075B
Specifications
■Ratings (at an Ambient Temperature of 25°C)
Input
Rated voltage Operat ing voltage Impedance
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
*G3NH converts the input current into a constant current.
(Input current)
Ω±20% 75 VAC max. 20 VAC min.
Must operate voltage Must release voltage
Voltage level
Output
Model Applicable load
Rated load voltage Load voltage range Load current
G3NH-2075B 100 to 240 VAC 75 to 264 VAC 1 to 75 A 800 A
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
G3NH-4150B 180 to 440 VAC 150 to 484 VAC
Note: The load current varies depending on the ambient temperature. Refer to Load Current vs. Ambient Temperature under Engineering Data for
details.
(See note.)
Inrush current
(60 Hz, 1 cycle)
(60 Hz, 1 cycle)
■Characteristics
Item G3NH-2075B G3NH-4075B G3NH-2150B G3NH-4150B
Operate time 1/2 of load power source cycle + 1 ms max. (DC input)
Release time 1/2 of load power source cycle + 1 ms max. (DC input)
Output ON voltag e drop 1.6 V (RMS) max.
Leakage current 30 mA max.
Insulation resistance 100 M
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
Ambient temperature Operating: –30°C to 80°C (with no icing or condensation)
Ambient humidity Operating: 45% to 85%
Weight Approx. 1.8 kg Approx. 3.0 kg
3/2 of load power source cycle + 1 ms max. (AC input)
3/2 of load power source cycle + 1 ms max. (AC input)
(at 200 VAC)
Ω min. (at 500 VDC)
Destruction: 500 m/s
Storage: –30
°C to 100°C (with no icing or condensation)
60 mA max.
(at 400 VAC)
2
30 mA max.
(at 200 VAC)
60 mA max.
(at 400 VAC)
Solid State Relays G3NH 199
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