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| Type | 3RV2 |
| Breaker Type | Motor Protection Circuit Breakers |
| Rated current | 20 |
| Number of Poles | 1 pole |
| Setting range for thermal overload releases | 13...20 A |
Circuit breaker size S0 for starter combination Rated current 20 A Nrelease 260 A screw terminal Standard switching capacity
product brand name SIRIUS
product designation Circuit breaker
design of the product For starter combinations
product type designation 3RV2
General technical data
size of the circuit-breaker S0
size of contactor can be combined company-specific S00, S0
product extension
auxiliary switch Yes
power loss W for rated value of the current
at AC in hot operating state 10.5?W
at AC in hot operating state per pole 3.5?W
insulation voltage with degree of pollution 3 at AC
rated value
690?V
surge voltage resistance rated value 6?kV
maximum permissible voltage for safe isolation
in networks with grounded star point between
main and auxiliary circuit
400?V
Main circuit
number of poles for main current circuit 3
operating voltage
rated value 690?V
at AC-3 rated value maximum 690?V
operating frequency rated value 50?...?60?Hz
operating current rated value 20?A
operating current
at AC-3
at 400 V rated value 20?A
operating power
at AC-3
at 230 V rated value 5?500?W
at 400 V rated value 7?500?W
at 500 V rated value 11?000?W
at 690 V rated value 15?000?W
operating frequency
at AC-3 maximum 15?1/h
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Reviews
- A
Alan Steiner
Jul 08, 2025
Siemens Circuit Breaker 3RV2321-4BC10Was right on time.HelpfulUnhelpful - D
DALE REYNOLDS
Nov 27, 2024
Siemens Circuit Breaker 3RV2321-4BC10Reliable and timely deliveryHelpfulUnhelpful - H
Harry Kartha
Sep 29, 2024
Siemens Circuit Breaker 3RV2321-4BC10Thanks for the quick and efficient transaction, thanks.HelpfulUnhelpful - M
Michael Hill
Feb 29, 2024
Siemens Circuit Breaker 3RV2321-4BC10Item received, just as described. Great price.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Siemens Circuit Breaker 3RV2321-4BC10All was ok! No problems whatsoever.HelpfulUnhelpful
Siemens Circuit Breaker 3RV2321-4BC10
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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