Product data sheet 3RV2021-4DA10 CIRCUIT-BREAKER SZ S0, FOR MOTOR PROTECTION, CLASS 10, A-RELEASE 20...25A, N-RELEASE 325A, SCREW CONNECTION, STANDARD SW. CAPACITY, General technical data: product brand name SIRIUS Product designation 3RV2 circuit breaker Size of the circuit-breaker S0 Number of poles / for main current circuit 3 Product function removable terminal for auxiliary and control circuit No overload protection Yes phase disturbance recognition Yes short-circuit to earth recognition No Product component auxiliary switch No undervoltage release mechanism No trip indicator No Product extension auxiliary switch Yes optional / motor drive No Impulse voltage resistance / rated value kV 6 Protection class IP / on the front IP20 Protection against electrical shock finger-safe 3RV2021-4DA10 subject to modifications Page 1/5 04/11/2014 Copyright Siemens AG 2014Installation altitude / at a height over sea level / maximum m 2,000 Ambient temperature during transport C -50 +80 during storage C -50 +80 during operating C -20 +60 Active power loss / total / typical W 10.4 Main circuit: Operating voltage / rated value V 690 Service power / at AC-3 at 400 V / rated value W 11,000 at 500 V / rated value W 15,000 at 690 V / rated value W 22,000 Operating current / at AC-3 / at 400 V / rated value A 25 Mechanical operating cycles as operating time / of the main 100,000 contacts / typical Frequency of operation / with AC-3 / maximum 1/h 15 Auxiliary circuit: Number of changeover contacts / for auxiliary contacts 0 Mechanical operating cycles as operating time / of the auxiliary 100,000 contacts / typical Protection function: Trip class CLASS 10 Adjustable response current / of the current-dependent A 20 25 overload release Safety: Proportion of dangerous failures with high demand rate / according to SN 31920 % 40 with low demand rate / according to SN 31920 % 40 Failure rate (FIT value) / with low demand rate / according to SN FIT 50 31920 B10 value / with high demand rate / according to SN 31920 50,000 T1 value / for proof test interval or service life / according to IEC a 10 61508 Installation/mounting/dimensions: Mounting type screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 mounting position any Depth mm 96 Height mm 97 3RV2021-4DA10 subject to modifications Page 2/5 04/11/2014 Copyright Siemens AG 2014