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3RV2821-4CD10 Siemens
Original price
$0.00
-
Original price
$1,575.00
Original price
$1,575.00
$0.00
-
$1,575.00
Current price
$1,575.00
Trusted By
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
The Siemens 3RV2821-4CD10 is a SIRIUS 3RV2 series circuit breaker, frame size S0, designed for transformer protection and compliant with UL 489 and CSA C22.2 No. 5-02 standards. It provides thermal overload protection up to 22 A and short-circuit protection up to 364 A using screw-terminal connections. This circuit breaker is typically applied in control panels for transformer safety, feeder protection, and selective coordination in industrial power distribution systems. 3RV2821-4CD10 integrates auxiliary switch extension functionality.
Best Suited For
- Transformer protection circuits
- Feeder-level overcurrent protection
- Control panel installations
- UL 489 / CSA compliant systems
Overload rating
22 A
Short-circuit rating
364 A
Frame size
S0
Auxiliary switch available
Yes
Technical Specifications
I/O & Electrical
Thermal overload current
22 A
Short-circuit release
364 A
Operating voltage range
20 ... 690 V AC
Operating frequency
50 ... 60 Hz
Number of poles
3
Communication & Power
Power loss (AC hot state)
10.5 W
Power loss per pole
3.5 W
Physical & Environmental
Insulation voltage (pollution degree 3)
690 V
Surge voltage resistance
6 kV
Shock resistance
25 g / 11 ms
Mechanical service life, main contacts
100 000 cycles
Mechanical service life, auxiliary contacts
100 000 cycles
Electrical endurance
100 000 operations
Net weight
516 g
Ambient temperature (operation)
-20 ... +60 °C
Ambient temperature (storage/transport)
-50 … +80 °C
Relative humidity (operation)
10 … 95 %
Installation altitude max
2 000 m
Certifications
UL 489CSA C22.2 No. 5-02RoHS compliant
UL 489 and CSA C22.2 No. 5-02 certified.
