Relays

RH3B-ULAC24V

Active

IDEC

POWER RELAY, 3PDT, 24 VAC, 10 A, RH SERIES, SOCKET, NON LATCHING

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DocumentsDatasheet Product Change Notice EN

Relays

RH3B-ULAC24V

Active

IDEC

POWER RELAY, 3PDT, 24 VAC, 10 A, RH SERIES, SOCKET, NON LATCHING

Deep-Dive with AI

DocumentsDatasheet Product Change Notice EN

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	RH3B-ULAC24V

Approval Agency	CSA, cURus, CE, TUV
Coil Current	70 mA
Coil Resistance	103 Ohms
Coil Type	Non Latching
Coil Voltage	24 VAC
Contact Form	3PDT (3 Form C)
Contact Material	Silver Cadmium Oxide (AgCdO)
Contact Rating (Current)	10 A
Features	Lighted Indicator
Load - Max Switching	1200 VA, 300 W
Mounting Type	Socketable
Must Operate Voltage	19.2 VAC
Must Release Voltage	7.2 VAC
Operate Time	25 ms
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	-25 °C
Relay Type	General Purpose
Release Time	25 ms
Switching Voltage [Max]	30 VDC, 120 VAC
Termination Style	4.7 mm, 0.187 in
Termination Style	Plug In, Quick Connect

RH3B-U Series

Isolated DC/DC Converters - Through Hole 1W DC/DC 4kV UNREG 5Vin +/-9Vout

Part	Coil Resistance	Contact Material	Operating Temperature [Min]	Operating Temperature [Max]	Features	Switching Voltage [Max]	Relay Type	Coil Type	Contact Rating (Current)	Must Release Voltage	Operate Time	Mounting Type	Approval Agency	Coil Current	Release Time	Must Operate Voltage	Contact Form	Coil Voltage	Termination Style	Termination Style	Load - Max Switching	Switching Voltage
IDEC RH3B-ULAC120V	10.8 kOhms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C	Lighted Indicator	30 VDC 120 VAC	General Purpose	Non Latching	10 A	36 VAC	25 ms	Socketable	CE CSA cURus TUV	14.2 mA	25 ms	96 VAC	3PDT (3 Form C)	120 VAC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 1200 VA
IDEC RH3B-ULAC6V	6.4 Ohms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C	Lighted Indicator		General Purpose	Non Latching	10 A	1.8 VAC	25 ms	Socketable	CE CSA cURus TUV	280 mA	25 ms	4.8 VAC/DC	3PDT (3 Form C)	6 VAC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 2400 VA	30 VDC 240 VAC
IDEC RH3B-ULDC12V	25 Ohms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C	Lighted Indicator	30 VDC 120 VAC	General Purpose	Non Latching	10 A	1.2 VDC	25 ms	Socketable	CE CSA cURus TUV	0.12 A	25 ms	9.6 VDC	3PDT (3 Form C)	12 VDC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 1200 VA
IDEC RH3B-UTAC120V	2.77 kOhms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C			General Purpose	Non Latching	10 A	36 VAC	25 ms	Chassis Mount	CE CSA cURus TUV	14.2 mA	25 ms	96 VAC	3PDT (3 Form C)	120 VAC		Quick Connect	300 W 2400 VA	30 VDC 240 VAC
IDEC RH3B-UCDC24V	400 Ohms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C	Test Button		General Purpose	Non Latching	10 A	2.4 VDC	25 ms	Socketable	CE CSA cURus TUV	0.06 A	25 ms	19.2 VDC	3PDT (3 Form C)	24 VDC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 2400 VA	30 VDC 240 VAC
IDEC RH3B-UAC12V	25.3 Ohms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C			General Purpose	Non Latching	10 A	3.6 VAC	25 ms	Socketable	CE CSA cURus TUV	140 mA	25 ms	9.6 VAC/DC	3PDT (3 Form C)	12 VAC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 2400 VA	30 VDC 240 VAC
IDEC RH3B-ULCAC24V	103 Ohms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C	Lighted Indicator Test Button	30 VDC 120 VAC	General Purpose	Non Latching	10 A	7.2 VAC	25 ms	Socketable	CE CSA cURus TUV	70 mA	25 ms	19.2 VAC	3PDT (3 Form C)	24 VAC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 1200 VA
IDEC RH3B-ULAC24V	103 Ohms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C	Lighted Indicator	30 VDC 120 VAC	General Purpose	Non Latching	10 A	7.2 VAC	25 ms	Socketable	CE CSA cURus TUV	70 mA	25 ms	19.2 VAC	3PDT (3 Form C)	24 VAC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 1200 VA
IDEC RH3B-ULAC220V	10.81 kOhms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C	Lighted Indicator		General Purpose	Non Latching	10 A	66 VAC	25 ms	Socketable	CE CSA cURus TUV	7.7 mA	25 ms	176 VAC	3PDT (3 Form C)	220 VAC/DC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 2400 VA	30 VDC 240 VAC
IDEC RH3B-UDC24V	400 Ohms	Silver Cadmium Oxide (AgCdO)	-25 °C	70 °C		30 VDC 120 VAC	General Purpose	Non Latching	10 A	2.4 VDC	25 ms	Socketable	CE CSA cURus TUV	0.06 A	25 ms	19.2 VDC	3PDT (3 Form C)	24 VDC	0.187 in 4.7 mm	Plug In Quick Connect	300 W 1200 VA

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Bulk	1	$ 14.56
		10	$ 12.72
		25	$ 12.05
		50	$ 11.96
	N/A	49	$ 19.30
Newark	Each	1	$ 15.44
		5	$ 15.06
		10	$ 14.67
		25	$ 13.90
		50	$ 13.12

Description

General part information

RH3B-U Series

Isolated DC/DC Converters - Through Hole 1W DC/DC 4kV UNREG 5Vin +/-9Vout

Documents

Technical documentation and resources

Datasheet

Product Change Notice EN

Datasheet