Special Function Relays

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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 Electrical Life 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 Minimum Operating Temperature DC Coil Release Voltage Terminal Finish Maximum DC Contact Current Termination Type 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 Terminal Length Maximum DC Coil Voltage Contact or Output Supply Type

2981732

Phoenix Contact

Safety Relay

DIN-Rail Mount

Momentary

SPST

DC

UL

6A@250VAC

20 ms

300 ms

2.256 W

Bulk

4.508 in (114.5 mm)

22.5 in (571.5 mm)

IP20; IP54

4.508 x 0.886 x 3.898 in (114.5 x 22.5 x 99 mm)

3.898 in (99 mm)

6A@250VDC

55 °C (131 °F)

6 A

94 mA

-20 °C (-4 °F)

6 A

Connector

250 V

250 V

24 V

AC/DC

PSR-SCP-24UC/URM4/5X1/2X2/B

Phoenix Contact

PSR-SPF-24UC/URM/4X1/2X2

Phoenix Contact

PSR-SPF-24UC/URM/4X1/2X2

PSR-PIP-24DC/MXF2/4X1/2X2/B

Phoenix Contact

2903260

Phoenix Contact

2981729

Phoenix Contact

Safety Relay

DIN-Rail Mount

Momentary

SPST

DC

UL

6A@250VAC

20 ms

2 s

2.016 W

Bulk

4.508 in (114.5 mm)

22.5 in (571.5 mm)

IP20; IP54

4.508 x 0.886 x 4.409 in (114.5 x 22.5 x 112 mm)

4.409 in (112 mm)

6A@250VDC

55 °C (131 °F)

6 A

84 mA

-20 °C (-4 °F)

6 A

Connector

2981729

250 V

250 V

24 V

AC/DC

PSR-MC20-3NO-1DO-24DC-SC

Phoenix Contact

2981347

Phoenix Contact

PSR-SPP-24UC/ESAM4/3X1/1X2/B

Phoenix Contact

PSR-SCP-24DC/ESD/5X1/1X2/2T5

Phoenix Contact

2981842

Phoenix Contact

2981703

Phoenix Contact

Safety Relay

DIN-Rail Mount

Momentary

SPST

DC

UL

6A@250VAC

20 ms

2 s

2.016 W

Bulk

4.508 in (114.5 mm)

22.5 in (571.5 mm)

IP20; IP54

4.508 x 0.886 x 3.898 in (114.5 x 22.5 x 99 mm)

3.898 in (99 mm)

6A@250VDC

55 °C (131 °F)

6 A

84 mA

-20 °C (-4 °F)

6 A

Connector

250 V

250 V

24 V

AC/DC

PSR-SCP-24UC/ESL4/3X1/1X2/B

Phoenix Contact

2903258

Phoenix Contact

2963747

Phoenix Contact

2981525

Phoenix Contact

Safety Relay

DIN-Rail Mount

Momentary

SPST

DC

UL

6A@250VAC

20 ms

38 s

2.256 W

Bulk

4.508 in (114.5 mm)

22.5 in (571.5 mm)

IP20; IP54

4.508 x 0.886 x 4.409 in (114.5 x 22.5 x 112 mm)

4.409 in (112 mm)

6A@250VDC

55 °C (131 °F)

6 A

94 mA

-20 °C (-4 °F)

6 A

Connector

2981525

250 V

250 V

24 V

AC/DC

2981143

Phoenix Contact

REL-SR-24DC/2X21/FG

Phoenix Contact

T2500.0060

Littelfuse

Overload Relay

T2500.0110

Littelfuse

Overload Relay

T2500.0030

Littelfuse

Overload Relay

T2500.0020

Littelfuse

Overload Relay

201-200-DPDT

Littelfuse

Monitoring Relay

T2500.0050

Littelfuse

Overload Relay

201-100-DPDT

Littelfuse

Monitoring Relay

T2500.0010

Littelfuse

Overload Relay

T2500.0080

Littelfuse

Overload Relay

201-100-DPDT-60MS

Littelfuse

Monitoring Relay

T2500.0100

Littelfuse

Overload Relay

T2500.0090

Littelfuse

Overload Relay

T2500.0040

Littelfuse

Overload Relay

T2500.0120

Littelfuse

Overload Relay

T2500.0070

Littelfuse

Overload Relay

G9SB-200-D

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

SR120MP01

Omron

K8DT-VW3CD

Omron

K8DT-VW

APR-S440

Omron

SR102AM01

Omron

K8DT-PZ2TN

Omron

K8DT-VW3TA

Omron

K8DT-VW

K8AK-TS124VAC/DC

Omron

K8AK-TS

K8DT-VW2TD

Omron

K8DT-VW

SR131A00

Omron

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

K8DT-PM1TN

Omron

K8DT-PM2TN

Omron

SR231A00

Omron

K8DT-VW2CA

Omron

K8DT-VW

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.