Phoenix Contact Power & Signal Relays 979

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Part RoHS Manufacturer Relay Type Mounting Feature Relay Action Relay Function Coil or Input Supply Type Reference Standard Maximum Contact AC Rating (R Load) Dielectric Strength Between Open Contacts AC Coil Release Voltage Relay Form AC Coil Operate Voltage Operate Time Maximum Contact AC Rating (M Load) Electrical Life Maximum Contact DC Power Rating (R Load) Release Time Insulation Resistance Coil Power (mW) Packing Method Body Length/Diameter Body Width Coil Resistance Sealing Weight Maximum AC Coil Current No. of Terminals Physical Dimension End Contact Plating Body Height Dielectric Strength Between Coil & Contacts Maximum Contact DC Rating (R Load) Maximum Operating Temperature Maximum AC Contact Current Maximum DC Coil Current Maximum AC Coil Voltage Maximum Contact AC Rating (I Load) Minimum Operating Temperature DC Coil Release Voltage Terminal Finish Maximum DC Contact Current Termination Type Maximum Contact AC Power Rating (M Load) Nominal Coil Voltage DC Coil Operate Voltage Manufacturer Series Contact Resistance Input Switching Control Type End Contact Material PCB Hole Count Maximum DC Contact Voltage Additional Features Maximum AC Contact Voltage JESD-609 Code Minimum Operating Frequency Terminal Length Maximum DC Coil Voltage Maximum Operating Frequency Maximum Contact AC Power Rating (R Load) Contact or Output Supply Type

EMG17-REL/KSR-60/21

Phoenix Contact

Power/Signal Relay

2834287

Phoenix Contact

Power/Signal Relay

EMG17-REL/KSR-G24/SO38BK

Phoenix Contact

Power/Signal Relay

DIN Rail Mount

Momentary

SPST

DC

EAC; EN; IEC

13 ms

15 ms

670 mW

Tube

2.953 in (75 mm)

17.5 in (444.5 mm)

857.14 Ω

2.953 x 0.689 x 2.461 in (75 x 17.5 x 62.5 mm)

2.461 in (62.5 mm)

50 °C (122 °F)

28 mA

-20 °C (-4 °F)

Snap-On

With LED, Freewheeling Diode and Damping Diode

250 V

24 V

2903698

Phoenix Contact

Power/Signal Relay

2903698

5606332

Phoenix Contact

Power/Signal Relay

PLC-RPT-120UC/21-21/EX

Phoenix Contact

Power/Signal Relay

2964416

Phoenix Contact

Power/Signal Relay

2904475

Phoenix Contact

Power/Signal Relay

RIF-1-RSC-LDP-24DC/2X21/FG

Phoenix Contact

Power/Signal Relay

EMG17-REL/KSR-24/21

Phoenix Contact

Power/Signal Relay

PLC-RPT-24DC/1AU/SEN

Phoenix Contact

Power/Signal Relay

2912507

Phoenix Contact

Power/Signal Relay

DIN Rail Mount

Momentary

DPDT

DC

CUL; DIN EN 50178; EAC; GL; IEC 60664; PRS; RC FRT; UL

3A@250VAC

2 Form C

8 ms

140W@24VDC

10 ms

430 mW

Bulk

3.15 in (80 mm)

14 in (355.6 mm)

1.333 kΩ

IP20; RT3

3.15 x 0.551 x 3.701 in (80 x 14 x 94 mm)

3.701 in (94 mm)

2A@24VDC

60 °C (140 °F)

3 A

18 mA

-40 °C (-40 °F)

2 A

24 V

Random

Silver Nickel

24 V

With Diode and LED Indication

250 V

1500VA@250VAC

AC/DC

REL-IR2/LDP-220DC/2X21

Phoenix Contact

Power/Signal Relay

2906213

Phoenix Contact

Power/Signal Relay

2910514

Phoenix Contact

Power/Signal Relay

RIF-1-RSC-LV-24AC/2X21

Phoenix Contact

Power/Signal Relay

RIF-4-RSC-LV-120AC/3X1

Phoenix Contact

Power/Signal Relay

2909528

Phoenix Contact

Power/Signal Relay

REL-IR4/LDP-60DC/4X21

Phoenix Contact

Power/Signal Relay

2908332

Phoenix Contact

Power/Signal Relay

2903684

Phoenix Contact

Power/Signal Relay

2908666

Phoenix Contact

Power/Signal Relay

2909643

Phoenix Contact

Power/Signal Relay

2903704

Phoenix Contact

Power/Signal Relay

2903704

REL-IR/LDP-220DC/2X21

Phoenix Contact

Power/Signal Relay

REL-IR/LDP-220DC/4X21AU

Phoenix Contact

Power/Signal Relay

REL-MR-24AC/21HCAU

Phoenix Contact

Power/Signal Relay

REL-MR-24AC/21HCAU

2966472

Phoenix Contact

Power/Signal Relay

DIN Rail Mount

Momentary

SPDT

UL

1.102 in (28 mm)

0.61 in (15.5 mm)

55 °C (131 °F)

-20 °C (-4 °F)

Snap-On

Considered only Relay Dimensions

24 V

REL-IR/LDP-110DC/4X21AU

Phoenix Contact

Power/Signal Relay

PR2-RSP3-LV-230AC/4X21AU

Phoenix Contact

Power/Signal Relay

2903699

Phoenix Contact

Power/Signal Relay

2909669

Phoenix Contact

Power/Signal Relay

2987888

Phoenix Contact

Power/Signal Relay

REL-OR-120AC/3X21

Phoenix Contact

Power/Signal Relay

RIF-1-RPT-LDP-24DC/1IC

Phoenix Contact

Power/Signal Relay

2909651

Phoenix Contact

Power/Signal Relay

REL-IR4/DP-220DC/4X21

Phoenix Contact

Power/Signal Relay

PLC-RSP-230UC/21AU

Phoenix Contact

Power/Signal Relay

2986562

Phoenix Contact

Power/Signal Relay

EMG22-REL/KSR-120/21-21

Phoenix Contact

Power/Signal Relay

PR2-RSP3-LDP-24DC/4X21AU

Phoenix Contact

Power/Signal Relay

2948416

Phoenix Contact

Power/Signal Relay

REL-OR-24AC/3X21

Phoenix Contact

Power/Signal Relay

2908821

Phoenix Contact

Power/Signal Relay

2823308

Phoenix Contact

Power/Signal Relay

2834957

Phoenix Contact

Power/Signal Relay

2834847

Phoenix Contact

Power/Signal Relay

2834847

ELRW1/6-24DC/RDT

Phoenix Contact

Power/Signal Relay

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.