Datasheet

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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

Trip class CLASS 10

Protection class IP / on the front IP20

Degree of pollution 3

Installation altitude / at a height over sea level / maximum m 2,000

Ambient temperature

• during storage °C -50 … +80

• during operating °C -20 … +60

• during transport °C -50 … +80

Resistance against shock 25g / 11 ms

Impulse voltage resistance / rated value kV 6

Insulation voltage / rated value V 690

Active power loss / total / typical W 10.4

Item designation

• according to DIN 40719 extendable after IEC 204-2 / according

to IEC 750

• according to DIN EN 61346-2 F

3RV2021-4DA10

Page 1/ 03/30/2012

subject to modifications

Summary of content (6 pages)

PAGE 1
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.
PAGE 2
Mechanical operating cycles as operating time • of the main contacts / typical 100,000 • of the auxiliary contacts / typical 100,000 Type of the driving mechanism / motor drive No Design of the operating mechanism selector switch Product function • overload protection Yes • phase disturbance recognition Yes Product component • auxiliary switch No • undervoltage release mechanism No • trip indicator No Product extension / optional / motor drive No Main circuit: Number of poles / for main
PAGE 3
Short-circuit: Breaking capacity limit short-circuit current (lcu) • at 400 V / rated value A 55,000 • at 500 V / rated value A 10,000 • at 690 V / rated value A 4,000 Design of the overcurrent release and short-circuit release thermomagnetic Installation/mounting/dimensions: Built in orientation any Type of mounting screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 Width mm 45 Height mm 97 Depth mm 91 • forwards mm 0 • backwards mm 0 • upwa
PAGE 4
• solid 2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²) • finely stranded • with conductor end processing 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm² • for AWG conductors / for main contacts 2x (16 ... 12), 2x (14 ...
PAGE 5
• according to IEC 61508 a 10 FIT 50 • with low demand rate / according to SN 31920 % 40 • with high demand rate / according to SN 31920 % 40 Failure rate (FIT value) / with low demand rate • according to SN 31920 Proportion of dangerous failures Protection against electrical shock finger-safe Further information: Information- and Downloadcenter (Catalogs, Brochures,…) http://www.siemens.com/industrial-controls/catalogs Industry Mall (Online ordering system) http://www.siemens.