Omron, G3PW Series

Precise heater burnout detection.
Set value and present value monitoring with indicators.
Phase control or optimum cycle control.
RS-485 communications to set manipulated variables and monitor load current.
Total run time monitoring.
Output modes for phase control: proportional to phase angle, proportional to voltage, proportional to square voltage, and constant-current control.
Application with various loads: constant load resistance, variable load resistance.
UL, and IEC/EN (TÜV) certified.

last update: June 03, 2014

Model			Standard Models	Constant-current Models
Model			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
	Analog input	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)
Applicable Standards	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	CMS-4
	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

last update: June 03, 2014

20-A Models with Screwless Clamp Terminal Block
G3PW-A220EU-C
G3PW-A220EC-C-FLK

45/60-A Models with Screwless Clamp Terminal Block
G3PW-A245EU-C
G3PW-A260EU-C
G3PW-A245EC-C-FLK
G3PW-A260EC-C-FLK

20-A Models with Terminal Block with Small Slotted Screws
G3PW-A220EU-S
G3PW-A220EC-S-FLK

45/60-A Models with Terminal Block with Small Slotted Screws
G3PW-A245EU-S
G3PW-A260EU-S
G3PW-A245EC-S-FLK
G3PW-A260EC-S-FLK

Accessories (Order Separately)

External Variable Resistor
G32X-V2K

TITLE	DOCUMENT TYPE	SIZE
G3PW	Catalog	1896 KB
G3PW Power controllers	Manual	3024 KB
Relay defects causes & solutions (SSR Edition) technical guide	Technical Guide	6806 KB
G3PW Power controller	Technical Guide	275 KB

Fuses (recommended models for external connection)

Time-delay fuses specifications

20-A Models with Screwless Clamp Terminal Block
G3PW-A220EU-C
G3PW-A220EC-C-FLK

45/60-A Models with Screwless Clamp Terminal Block
G3PW-A245EU-C
G3PW-A260EU-C
G3PW-A245EC-C-FLK
G3PW-A260EC-C-FLK

20-A Models with Terminal Block with Small Slotted Screws
G3PW-A220EU-S
G3PW-A220EC-S-FLK

45/60-A Models with Terminal Block with Small Slotted Screws
G3PW-A245EU-S
G3PW-A260EU-S
G3PW-A245EC-S-FLK
G3PW-A260EC-S-FLK

Accessories (Order Separately)

External Variable Resistor
G32X-V2K

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Fuses (recommended models for external connection)

Time-delay fuses specifications

20-A Models with Screwless Clamp Terminal Block G3PW-A220EU-C G3PW-A220EC-C-FLK

45/60-A Models with Screwless Clamp Terminal Block G3PW-A245EU-C G3PW-A260EU-C G3PW-A245EC-C-FLK G3PW-A260EC-C-FLK

20-A Models with Terminal Block with Small Slotted Screws G3PW-A220EU-S G3PW-A220EC-S-FLK

45/60-A Models with Terminal Block with Small Slotted Screws G3PW-A245EU-S G3PW-A260EU-S G3PW-A245EC-S-FLK G3PW-A260EC-S-FLK

Accessories (Order Separately)

External Variable Resistor G32X-V2K

20-A Models with Screwless Clamp Terminal Block
G3PW-A220EU-C
G3PW-A220EC-C-FLK

45/60-A Models with Screwless Clamp Terminal Block
G3PW-A245EU-C
G3PW-A260EU-C
G3PW-A245EC-C-FLK
G3PW-A260EC-C-FLK

20-A Models with Terminal Block with Small Slotted Screws
G3PW-A220EU-S
G3PW-A220EC-S-FLK

45/60-A Models with Terminal Block with Small Slotted Screws
G3PW-A245EU-S
G3PW-A260EU-S
G3PW-A245EC-S-FLK
G3PW-A260EC-S-FLK

External Variable Resistor
G32X-V2K