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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Pilz & Kg |
Safety Relay |
DIN-Rail/Panel Mount |
Momentary |
4PST |
DC |
CCC; CE; CUL; EN; EAC; KOSHA; TUV; UL |
6A@240VAC |
3 Form A, 1 Form B |
2 W |
3.937 in (100 mm) |
17.5 in (444.5 mm) |
289.15 Ω |
IP20; IP40; IP54 |
3.937 x 0.689 x 4.724 in (100 x 17.5 x 120 mm) |
Gold |
4.724 in (120 mm) |
6A@24VDC |
55 °C (131 °F) |
6 A |
83 mA |
-10 °C (14 °F) |
6 A |
Snap-on |
24 V |
Random |
Silver Copper Nickel |
24 V |
240 V |
AC/DC |
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|
Pilz & Kg |
Safety Relay |
DIN-Rail/Panel Mount |
Momentary |
9PST |
DC |
CCC; CE; CUL; EN; EAC; KOSHA; TUV; UL |
6A@240VAC |
8 Form A, 1 Form B |
3 W |
3.937 in (100 mm) |
45 in (1143 mm) |
192 Ω |
IP20; IP40; IP54 |
3.937 x 1.772 x 4.724 in (100 x 45 x 120 mm) |
Gold |
4.724 in (120 mm) |
6A@24VDC |
55 °C (131 °F) |
6 A |
125 mA |
-10 °C (14 °F) |
6 A |
Screw and Snap-on |
24 V |
Random |
Silver Copper Nickel |
24 V |
240 V |
AC/DC |
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|
Rockwell Automation |
Control Relay |
DIN-Rail/Panel Mount |
Momentary |
4PST |
CCC; CE; CSA; CUL; EN/IEC; UL |
10A@240VAC |
30 ms |
10 ms |
3.169 in (80.5 mm) |
45 in (1143 mm) |
IP2X |
3.169 x 1.772 x 3.189 in (80.5 x 45 x 81 mm) |
3.189 in (81 mm) |
60 °C (140 °F) |
10 A |
-25 °C (-13 °F) |
7.2 V |
Gold |
Snap-on |
20.4 V |
240 V |
e4 |
24 V |
AC |
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Eaton Corporation |
Control Relay |
DIN-Rail/Panel Mount |
Momentary |
DC |
CSA; EAC; EN; IEC; UL |
8A@250VAC |
3.36 W |
4.232 in (107.5 mm) |
90 in (2286 mm) |
171.429 Ω |
Corrosion Proof; IP20 |
4.232 x 3.543 x 2.283 in (107.5 x 90 x 58 mm) |
2.283 in (58 mm) |
55 °C (131 °F) |
8 A |
140 mA |
-25 °C (-13 °F) |
Screw and Snap-on |
24 V |
Random |
250 V |
AC |
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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 |
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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 |
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.