The Siemens 3RH2122-2AP00 auxiliary contactor is an electrical device designed to control and amplify signals in circuits. It is ideal for use in control and auxiliary circuits, featuring two normally open and two normally closed contacts for reliability in automation systems. Typical applications include industrial machinery and any setup requiring safe and efficient control signal switching.
| Type |
Auxiliary contactor |
| Coil Voltage |
24V DC |
| Connection type auxiliary circuit |
Spring clamp connection |
| Depth |
73mm |
| Dimensions |
(W x H x D) 45 x 70 x 73 mm |
| Durability |
3000 0000 |
| Height |
70mm |
| Interface |
false |
| IP Rating |
IP20 |
| Maximum Temperature |
+60°C |
| Min. temperature |
-25°C |
| Misc Attribute 1 |
3RH2122-2AP00 |
| Misc Attribute 2 |
S00 |
| Mounting method |
N/A |
| Number of auxiliary contacts as change-over contact |
N/A |
| Number of auxiliary contacts as normally closed contact |
2 |
| Number of auxiliary contacts as normally closed contact, delayed switching |
N/A |
| Number of auxiliary contacts as normally open contact |
2 |
| Number of auxiliary contacts as normally open contact, leading |
N/A |
| Operating voltage AC 50 Hz |
N/A |
| Operating voltage AC 60 Hz |
N/A |
| Operating voltage DC |
N/A |
| Rated control supply voltage AC 50 Hz |
230 - 230V |
| Rated control supply voltage AC 60 Hz |
230 - 230V |
| Rated control supply voltage DC |
N/A |
| Rated operation current |
N/A |
| Rated operation current Ie, 400 V |
3A |
| Rated switch current |
N/A |
| Suitable for manual operation |
false |
| Voltage type (operating voltage) |
N/A |
| Voltage type for actuating |
AC |
| Width |
45mm |
| With LED indication |
false |
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