Fujitsu Power & Signal Relays 246

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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)	Operate Time	Electrical Life	Release Time	Coil Power (mW)	Body Length/Diameter	Body Width	Coil Resistance	Physical Dimension	Body Height	Maximum Contact DC Rating (R Load)	Maximum Operating Temperature	Maximum AC Contact Current	Maximum DC Coil Current	Minimum Operating Temperature	DC Coil Release Voltage	Terminal Finish	Maximum DC Contact Current	Termination Type	DC Coil Operate Voltage	Manufacturer Series	Maximum DC Contact Voltage	Maximum AC Contact Voltage	JESD-609 Code	Maximum DC Coil Voltage	Contact or Output Supply Type
RY-5WFZ-K	Fujitsu	Power/Signal Relay	Through Hole-Straight Mount	Momentary	DPDT	DC	CSA; UL	2A@125VAC	6 ms	100000 Cycle(s)	3 ms	560 mW	0.795 in (20.2 mm)	9.8 in (248.92 mm)	45 Ω	0.795 x 0.386 x 0.492 in (20.2 x 9.8 x 12.5 mm)	0.492 in (12.5 mm)	2A@150VDC	60 °C (140 °F)	2 A	112 mA	-30 °C (-22 °F)	250 mV		2 A	Solder	3.2 V		150 V	125 V		5 V	AC/DC
RY-6W-K	Fujitsu	Power/Signal Relay	Through Hole-Straight Mount	Momentary	DPDT	DC	CSA; UL	1A@120VAC	6 ms	200000 Cycle(s)	3 ms	150 mW	0.795 in (20.2 mm)	9.8 in (248.92 mm)	240 Ω	0.795 x 0.386 x 0.492 in (20.2 x 9.8 x 12.5 mm)	0.492 in (12.5 mm)	1A@60VDC	90 °C (194 °F)	1 A	25 mA	-30 °C (-22 °F)	300 mV		1 A	Solder	4.3 V		60 V	120 V		6 V	AC/DC
SY-3-K	Fujitsu	Power/Signal Relay	Through Hole-Straight Mount	Momentary	SPDT	DC	CSA; UL	1A@120VAC	5 ms	100000 Cycle(s)	2 ms	150 mW	0.492 in (12.5 mm)	7.4 in (187.96 mm)	60 Ω	0.492 x 0.291 x 0.374 in (12.5 x 7.4 x 9.5 mm)	0.374 in (9.5 mm)	1A@60VDC	90 °C (194 °F)	1 A	50 mA	-30 °C (-22 °F)	150 mV		1 A	Solder	2.1 V		60 V	120 V		3 V	AC/DC
SY-9W-K	Fujitsu	Power/Signal Relay	Through Hole-Straight Mount	Momentary	SPDT	DC	CSA; UL	1A@120VAC	5 ms	100000 Cycle(s)	2 ms	150 mW	0.492 in (12.5 mm)	7.4 in (187.96 mm)	540 Ω	0.492 x 0.291 x 0.374 in (12.5 x 7.4 x 9.5 mm)	0.374 in (9.5 mm)	1A@60VDC	90 °C (194 °F)	1 A	17 mA	-30 °C (-22 °F)	450 mV		1 A	Solder	6.3 V		60 V	120 V		9 V	AC/DC
VB-12TBU-E	Fujitsu	Power/Signal Relay	Through Hole-Straight Mount	Momentary	DPDT	DC	CSA; CQC; SEMKO; SEV; UL; VDE	5A@250VAC	15 ms	100000 Cycle(s)	10 ms	720 mW	1.15 in (29.2 mm)	12.9 in (327.66 mm)	200 Ω	1.15 x 0.508 x 0.996 in (29.2 x 12.9 x 25.3 mm)	0.996 in (25.3 mm)	5A@150VDC	65 °C (149 °F)	5 A	60 mA	-40 °C (-40 °F)	1.2 V	Tin/Silver/Copper	5 A	Solder	8.4 V	VB	150 V	250 V	e1	12 V	AC/DC
VB-24SMCU-E	Fujitsu	Power/Signal Relay	Through Hole-Straight Mount	Momentary	DPST	DC	CSA; CQC; SEMKO; SEV; UL; VDE	5A@250VAC	15 ms	100000 Cycle(s)	10 ms	530 mW	1.15 in (29.2 mm)	12.9 in (327.66 mm)	1.1 kΩ	1.15 x 0.508 x 0.996 in (29.2 x 12.9 x 25.3 mm)	0.996 in (25.3 mm)	5A@150VDC	75 °C (167 °F)	5 A	22 mA	-40 °C (-40 °F)	2.4 V	Tin/Silver/Copper	5 A	Solder	16.8 V	VB	150 V	250 V	e1	24 V	AC/DC

Power & Signal Relays

Power and signal relays are electromechanical switches that are used to control power circuits and signal circuits respectively. Power relays are designed to handle higher voltages and currents, typically in the range of several hundred volts and amperes. They are commonly used in industrial and automotive applications to switch on/off motors, heaters, lights, and other high-power loads. Signal relays, on the other hand, are designed to handle lower voltages and currents, typically in the range of several volts and milliamperes. They are commonly used in electronic equipment such as computers, telecommunications equipment, and consumer electronics to switch on/off signals, data, and low-power loads.

Power and signal relays come in different types and configurations depending on the specific application requirements. Some common types include electromechanical relays, reed relays, solid-state relays, and latching relays. Electromechanical relays use a mechanical switching mechanism, typically a set of contacts that move to make or break an electrical circuit. Reed relays use a set of magnetically activated contacts that are enclosed in a sealed glass tube. Solid-state relays use a semiconductor device to switch on/off the load. Latching relays use a magnetic field to hold the contacts in either the open or closed position, eliminating the need for continuous power to maintain the relay's state.

Power and signal relays play a critical role in the overall performance and reliability of electrical and electronic systems. The selection of the appropriate relay for a given application is crucial to ensure proper operation, safety, and longevity of the system. Factors to consider when selecting a relay include the load current and voltage, switching frequency, contact rating, switching speed, contact bounce, and environmental conditions such as temperature, humidity, and vibration. Proper maintenance and testing of relays are also important to ensure their continued performance and reliability over time.