The Siemens 3RV2021-1KA10 circuit breaker allows for an adjustment range of 9 to 12.5 amperes and supports a maximum switching voltage of 690 V AC. With dimensions of 45 x 97 x 97 mm, it is designed for compact installations. Typical applications include protecting electrical circuits and equipment from overload and short-circuit conditions in industrial settings.
| Type |
Motor Ptotection Circuit-Breaker |
| Number of Poles |
3 |
| Rated operation power at AC-3, 230 V |
3kW |
| Rated operation power at AC-3, 400 V |
5.5kW |
| Adjustment range (amperage) |
9 - 12.5 A |
| Adjustment range undelayed short-circuit release |
N/A |
| Amperage adjustment range (max.) |
12.5A |
| Amperage adjustment range (min.) |
9A |
| Colour |
Multicolour |
| Connection |
Screws |
| Degree of protection (IP) |
IP20 |
| Depth |
97mm |
| Device construction |
Built-in device fixed built-in technique |
| Dim |
(W x H x D) 45 x 97 x 97 mm |
| Height |
97mm |
| IP Rating |
IP20 |
| Maximum Temperature |
+60°C |
| Min. temperature |
-20°C |
| Misc Attribute 1 |
3RV2021-1KA10 |
| Misc Attribute 2 |
S0 |
| Number of pins |
3-pin |
| Overload release current setting |
9 - 12.5A |
| Phase failure sensitive |
TRUE |
| Power loss |
N/A |
| Rated operating voltage |
690 - 690V |
| Rated permanent current Iu |
12.5A |
| Rated short-circuit breaking capacity Icu at 400 V, AC |
100kA |
| Switch off technique |
Magnetic |
| Switching voltage (max.) |
690V AC |
| Type of control element |
Turn button |
| Type of electrical connection of main circuit |
Screw connection |
| Width |
45mm |
| With integrated auxiliary switch |
FALSE |
| With integrated under voltage release |
FALSE |
| With thermal overload protection |
TRUE |
