ОПИСАНИЕ ПРОДУКТА
SIEMENS 3VA1125-5EE36-0AA0 - Molded Case Circuit Breaker (MCCB)
This SIEMENS SENTRON 3VA1 series molded case circuit breaker provides essential overload and short-circuit protection for industrial electrical distribution systems. Featuring a thermal-magnetic trip unit, it is engineered for fixed mounting applications in switchgear and control panels, ensuring reliable circuit interruption and system integrity. This component is suitable for protecting motors, transformers, and general loads in diverse industrial environments.
Technical Specifications:
- SERIES/FAMILY: SENTRON 3VA1
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB)
- ELECTRICAL SPECS:
- NOMINAL CURRENT (In): 25 A
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690 V AC
- RATED INSULATION VOLTAGE (Ui): 800 V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- RATED ULTIMATE SHORT-CIRCUIT BREAKING CAPACITY (Icu) at 400/415V AC: 55 kA
- RATED SERVICE SHORT-CIRCUIT BREAKING CAPACITY (Ics) at 400/415V AC: 55 kA
- FREQUENCY: 50/60 Hz
- NUMBER OF POLES: 3-pole
- MECHANICAL/PHYSICAL:
- TRIP UNIT TYPE: Thermal-Magnetic (TM)
- THERMAL OVERLOAD PROTECTION (Ir): Adjustable from 17.5 A to 25 A (0.7 to 1.0 x In)
- INSTANTANEOUS SHORT-CIRCUIT PROTECTION (Ii): Fixed at 250 A (10 x In)
- MOUNTING TYPE: Fixed
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: Not integrated (standard version)
- RELEASE TYPE: Standard
- ENVIRONMENTAL/MOUNTING:
- PROTECTION CLASS (FRONT): IP30 (with terminal covers)
- PROTECTION CLASS (TERMINALS): IP20
- COOLING METHOD: Natural convection
- AMBIENT OPERATING TEMPERATURE: -25 to +70 degrees C
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial power distribution, motor control centers, switchgear, control panels
- APPLICATION TYPES: Overload and short-circuit protection for motors, transformers, cables, and general industrial loads.