Momentary Special Function Relays 107

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Part	Manufacturer	Relay Type	Mounting Feature	Relay Action	Relay Function	Coil or Input Supply Type	Reference Standard	Maximum Contact AC Rating (R Load)	AC Coil Release Voltage	Relay Form	AC Coil Operate Voltage	Operate Time	Electrical Life	Release Time	Insulation Resistance	Coil Power (mW)	Body Length/Diameter	Body Width	Coil Resistance	Sealing	Maximum AC Coil Current	Physical Dimension	Body Height	Maximum Contact DC Rating (R Load)	Maximum Operating Temperature	Maximum AC Contact Current	Maximum DC Coil Current	Maximum AC Coil Voltage	Minimum Operating Temperature	Maximum DC Contact Current	Termination Type	Nominal Coil Voltage	DC Coil Operate Voltage	Manufacturer Series	Input Switching Control Type	Maximum DC Contact Voltage	Additional Features	Maximum AC Contact Voltage	Maximum DC Coil Voltage	Contact or Output Supply Type
G9SB-2002-A	Omron	Safety Relay	DIN-Rail Mount	Momentary	DPST	AC/DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.4 W	4.409 in (112 mm)	18 in (457.2 mm)	960 Ω		25 mA	4.409 x 0.709 x 3.937 in (112 x 18 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	25 mA	24 V	-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V	Coil Power AC: 1600 MW; Coil Operate Voltage (AC): 20.4 V	250 V	24 V	AC/DC
G9SB-3010	Omron	Safety Relay	DIN-Rail Mount	Momentary	3PST	DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.7 W	4.409 in (112 mm)	18 in (457.2 mm)	400 Ω			4.409 x 0.709 x 3.937 in (112 x 18 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	60 mA		-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V		250 V	24 V	AC/DC
G9SB-3012-C	Omron	Safety Relay	DIN-Rail Mount	Momentary	3PST	AC/DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.7 W	4.409 in (112 mm)	23 in (584.2 mm)	800 Ω		30 mA	4.409 x 0.906 x 3.937 in (112 x 23 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	30 mA	24 V	-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V	Coil Power AC: 2000 MW; Coil Operate Voltage (AC): 20.4 V	250 V	24 V	AC/DC
G9SB-3012-A	Omron	Safety Relay	DIN-Rail Mount	Momentary	3PST	AC/DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.7 W	4.409 in (112 mm)	23 in (584.2 mm)	800 Ω		30 mA	4.409 x 0.906 x 3.937 in (112 x 23 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	30 mA	24 V	-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V	Coil Power AC: 2000 MW; Coil Operate Voltage (AC): 20.4 V	250 V	24 V	AC/DC
G9SB-200-B	Omron	Safety Relay	DIN-Rail Mount	Momentary	DPST	AC/DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.4 W	4.409 in (112 mm)	18 in (457.2 mm)	960 Ω		25 mA	4.409 x 0.709 x 3.937 in (112 x 18 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	25 mA	24 V	-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V	Coil Power AC: 1600 MW; Coil Operate Voltage (AC): 20.4 V	250 V	24 V	AC/DC
K8DT-VW2CD	Omron	Monitoring Relay	DIN-Rail Mount	Momentary	SPDT		CCC; CE; UL	5A@250VAC				30 ms	50000 Cycle(s)				3.543 in (90 mm)	17.5 in (444.5 mm)		IP20		3.543 x 0.689 x 3.543 in (90 x 17.5 x 90 mm)	3.543 in (90 mm)	5A@30VDC	60 °C (140 °F)	5 A			-20 °C (-4 °F)	5 A	Screw and Snap-on					30 V		250 V		AC/DC
K8AK-PW2	Omron	Monitoring Relay	DIN-Rail/Panel Mount	Momentary	SPDT	AC	CCC; CE; CSA; CUL; EN; KC; UL	5A@250VAC	24 V	1 Form C	240 V		50000 Cycle(s)		20 MΩ	3.74 W	3.74 in (95 mm)	22.5 in (571.5 mm)		IP20		3.74 x 0.886 x 3.937 in (95 x 22.5 x 100 mm)	3.937 in (100 mm)	5A@30VDC	60 °C (140 °F)	5 A			-20 °C (-4 °F)	5 A	Screw and Snap-on	480 V			Random	30 V		250 V		AC/DC
K8AK-PW1	Omron	Monitoring Relay	DIN-Rail/Panel Mount	Momentary	SPDT	AC	CCC; CE; CSA; CUL; EN; KC; UL	5A@250VAC	12 V	1 Form C	240 V		50000 Cycle(s)		20 MΩ	3.74 W	3.74 in (95 mm)	22.5 in (571.5 mm)		IP20		3.74 x 0.886 x 3.937 in (95 x 22.5 x 100 mm)	3.937 in (100 mm)	5A@30VDC	60 °C (140 °F)	5 A			-20 °C (-4 °F)	5 A	Screw and Snap-on	240 V			Random	30 V		250 V		AC/DC
G9SB-301-B	Omron	Safety Relay	DIN-Rail Mount	Momentary	3PST	AC/DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.7 W	4.409 in (112 mm)	23 in (584.2 mm)	800 Ω		30 mA	4.409 x 0.906 x 3.937 in (112 x 23 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	30 mA	24 V	-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V	Coil Power AC: 2000 MW; Coil Operate Voltage (AC): 20.4 V	250 V	24 V	AC/DC
G9SB-301-D	Omron	Safety Relay	DIN-Rail Mount	Momentary	3PST	AC/DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.7 W	4.409 in (112 mm)	23 in (584.2 mm)	800 Ω		30 mA	4.409 x 0.906 x 3.937 in (112 x 23 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	30 mA	24 V	-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V	Coil Power AC: 2000 MW; Coil Operate Voltage (AC): 20.4 V	250 V	24 V	AC/DC
G9SB-2002-C	Omron	Safety Relay	DIN-Rail Mount	Momentary	DPST	AC/DC	CE; CSA; TUV; UL	5A@250VAC				30 ms	100000 Cycle(s)	10 ms		1.4 W	4.409 in (112 mm)	18 in (457.2 mm)	960 Ω		25 mA	4.409 x 0.709 x 3.937 in (112 x 18 x 100 mm)	3.937 in (100 mm)	5A@30VDC	55 °C (131 °F)	5 A	25 mA	24 V	-25 °C (-13 °F)	5 A	Screw		20.4 V	G9SB		30 V	Coil Power AC: 1600 MW; Coil Operate Voltage (AC): 20.4 V	250 V	24 V	AC/DC

Special Function Relays

Special function relays are a type of electrical switch that can perform a specific function based on their design and construction. They are designed for specific applications that require unique features such as high voltage or current capacity, high-speed switching, or low power consumption.

Some examples of special function relays include time delay relays, latching relays, safety relays, and solid-state relays. Time delay relays are used to control the timing of circuits or processes and can be programmed to switch on or off after a certain amount of time. Latching relays, on the other hand, require a pulse of current to switch on and remain on even after the pulse is removed until a reset pulse is applied.

Safety relays are designed to interrupt power to a machine or process when a safety interlock is activated, helping to prevent accidents or injuries. Solid-state relays use electronic components such as transistors and diodes to switch high loads and are preferred in applications that require high speed, low noise, and long life.