SIEMENS 3RV20214DA10 motor protection circuit breaker

Overload and short-circuit protection for industrial motors

Circuit protection for AC motors

Use in harsh environments including explosive atmospheres (ATEX)

Short-circuit protection in IT networks

Switching and control panels

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SIEMENS 3RV2021-4DA10 is a motor protection circuit breaker from the SIRIUS series, size S0. It provides thermal-magnetic protection and features CLASS 10 tripping. It mounts on DIN rail with screw terminals.

General:

Frame size: S0
Thermal setting range: 18...25 A
Magnetic trip current: 325 A
Number of poles: 3
Trip class: CLASS 10
Insulation voltage: 690 V
Surge voltage resistance: 6 kV
Shock resistance: 25g / 11 ms
Mechanical endurance: 100,000 operations
Electrical endurance: 100,000 operations
Protection class: IP20
Operating temperature: –20 °C to +60 °C
Storage temperature: –50 °C to +80 °C
Relative humidity: 10% to 95%
Mounting: DIN rail (35 mm), screw and snap-on

???? Electrical:

Operating voltage: 20 … 690 V AC
Frequency: 50 … 60 Hz
Rated current: 25 A
AC-3 operating power:
- 230 V: 5.5 kW
- 400 V: 11 kW
- 500 V: 15 kW
- 690 V: 22 kW
Short-circuit breaking capacity (Icu):
- 240 V: 100 kA
- 400 V: 55 kA
- 500 V: 10 kA
- 690 V: 4 kA

????️ Protection Functions:

Overload protection: Yes
Short-circuit protection: Yes
Phase failure detection: Yes
Ground fault detection: No

Data Sheet