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G3PW

Single-phase Power Controller

G3PW

High-precision Control with Easy Setup

Model Standard Models Constant-current Models
G3PW-A2[][]EU-[] G3PW-A2[][]EC-[]-FLK
Control method Analog input: Phase control or optimum cycle control
Voltage ON/OFF input: ON/OFF control
Maximum load capacity Phase control: Linear (resistive) load, transformer primary-side control (flux
density: 1.25 T max.)
Optimum cycle control: Linear (resistive) load (Transformer primaryside control is
not supported.)
Output
mode
Analog
input
Phase
control
Proportional to phase angle,
proportional to square voltage,
proportional to voltage
Proportional to phase angle, proportional to
square voltage, proportional to voltage,
constant-current control
Optimum
cycle
control
Optimum cycle control (Output is switched to 100% or 0% each half cycle.)
Voltage
ON/OFF
input
ON/OFF
control
Proportional to voltage control
Phase Single
Rated voltage 100 to 240 VAC
Operating voltage range - 15% to +10%
Power supply frequency 50/60 Hz
Power supply frequency
fluctuation
± 3 Hz
Power consumption 5 VA max. (Control power (4)-(5))
Load
current
-A220E[] 1 to 20 A
-A245E[] 1 to 45 A
-A260E[] 1 to 60 A
Inrush
current
resistance
-A220E[] 220 A (60 Hz, 1 cycle)
-A245E[] 440 A (60 Hz, 1 cycle)
-A260E[] 440 A (60 Hz, 1 cycle)
I2t -A220E[] 400A2s (1 cycle)
-A245E[] 1,600A2s (1 cycle)
-A260E[] 1,600A2s (1 cycle)
Output voltage adjustable range 0% to 98%
Input
signal for
control
Analog input 4 to 20 mA DC (input impedance: 100 Ω) or 1 to 5 VDC (input impedance: 30.1 kΩ)
Voltage ON/OFF Input 5 VDC (input impedance: 30.1 kΩ )
External main setting Specified Variable Resistor: G32X-V2K (2 kΩ, 2 W)
External duty setting Specified Variable Resistor: G32X-V2K (2 kΩ, 2 W)
Output
value
setting
range
Main setting 0.0% to 100%
Base-up value 0.0% to 100% (Default: 0.0%)
Upper/lower limits Output upper limit: 0.0% to 100% (Default: 100%)
Output lower limit: 0.0% to 100% (Default: 0.0%)
Duty setting Duty setting = Internal duty setting x External duty setting
Internal duty setting range (set using front-panel keys or communications): 0% to
100% (Default: 100%)
External duty setting range (set using external variable resistor): 0% to 100%
(Default: 100%)
Soft-start up time and
soft-start down time
0.0 to 99.9 s (Default: 0.5 s)
Either phase control or optimum cycle control can be used.
Constant current --- Current fluctuation: ± 2% FS
Load current upper limit --- 0.0 to 66.0 A (Default: 0.0 = OFF)
Overcurrent detection time: 500 ms max.
Current
detection
Current
transformer (CT)
--- Built-in
Current detection
accuracy
--- 10% FS of rated current
Minimum detected
load current
--- 1 A
Heater
burnout
alarm
Detection method --- According to heater resistance (with heater
resistance teaching and Heater Burnout
Threshold parameter)
Note: The accuracy of heater burnout
detection will be lower for heaters for which
the resistance significantly changes depending
on the temperature.
Setting range for
heater burnout
detection
--- 1% to 100% (Default: 100%)
Burnout detection
accuracy
--- 10% FS at rated current
(Not applicable to loads with variable resistance.)
Burnout detection
output lower limit
--- Detects a burnout at or above the specified
output value.
0.0% to 100% (Default: 0.0%)
Number of alarms
for heater burnout
detection
--- 0 to 999 (Default: 150)
Multiple heater
burnout detections
--- Burnout of 1 of 10 heater elements can be
detected (at the rated current).
Event
inputs
Number of event
inputs
2 event inputs
Event input 1:
The function of the event input can be changed with a parameter setting in the
initial setting level. The event input can be used for one of the following functions.
Switching the main setting between automatic and manual operation.
Switching between phase control and optimum cycle control.
Event input 2: Alarm reset
Contact input
conditions
ON: 1 kΩ max., OFF: 100 kΩ min.
Non-contact input
conditions
ON residual voltage: 1.0 V max., OFF leakage current: 0.1 mA max.
Current flow Approx. 1.1 mA (per input)
Output voltage 5 VDC
Alarm
outputs
Number of alarm
outputs
2 alarm outputs
Alarm output 1: ALARM1 (caution)
Alarm output 2: ALARM2 (warning)
Open-collector outputs (Individual common)
Maximum operating
voltage
30 VDC
Maximum load
current
50 mA
Maximum residual
voltage
1.5 V
Maximum leakage
current
0.4 mA
Serial communications --- One RS-485 port: CompoWay/F slave function
(See note.)
Note:
Connection is possible to a Basic Unit in an
EJ1 Modular Temperature Controller.
Parameters can be set and monitored from the
CX-Thermo Support Software running on a
computer that is connected to the EJ1 End
Unit.
Overcurrent detection --- Rated current × 120% min., within 250 cycles
SSR failure detection An error is detected within 3 seconds after an SSR failure.
Phase angle range for SSR short-circuit failure detection: 0% to 72%
Phase angle range for SSR open failure detection: 28% to 100%
Output ON voltage drop 1.6 Vrms (at 100 % output on)
Power supply frequency error Not within 47 to 63 Hz
Leakage current 10 mA max. (100/110 VAC), 20 mA max. (200/220 VAC)
Insulation resistance 100 MΩ min. (at 500 VDC)
Dielectric strength 2,500 VAC at 50/60 Hz for 1 min between charged parts and noncharged parts
Vibration resistance 10 to 55 to 10 Hz, 100 m/s2
Shock resistance 300 m/s2
Ambient operating temperature -15°C to 55°C (with no icing or condensation)
Ambient operating humidity 5% to 95%
Storage temperature -25°C to 65°C (with no icing or condensation)
Weight G3PW-A220E[]-[]-[][][]: 1.0 kg max.
G3PW-A245E[]-[]-[][][]: 1.9 kg max.
G3PW-A260E[]-[]-[][][]: 1.9 kg max.
Applicable
Standards
Safety Standards
(pending)
UL508
CSA C22.2 No.14
EN60947-4-3 (pollution degree 2, overvoltage category II)
EMC Directives
(pending)
EMI
EN60947-1
EN60947-4-3
EMS
EN60947-1
EN60947-4-3

Fuses (recommended models for external connection)

Recommended models Super-rapid Fuse (Fuji Electric) Fuse Holder (Fuji Electric)
Fast-acting fuses * For 20 A CR6L-20/UL CMS-4
For 45 A CR6L-50/UL
For 60 A CR6L-75/UL CMS-5

* Ask your OMRON representative for UL certified products.

Time-delay fuses specifications

Type Specification
Time-delay fuses 250 VAC, 2 A