PRODUCT DESCRIPTION
SIEMENS 3WA1110-2AE34-0AA4-ZT40 - Fixed-Mounted Air Circuit Breaker
This SIEMENS SENTRON 3WA1 series fixed-mounted air circuit breaker provides robust overcurrent and short-circuit protection for industrial power distribution systems. Featuring an electronic trip unit, this device is engineered for reliable operation in main incoming feeders, sub-distribution boards, and generator protection applications, ensuring system integrity and operational continuity. Its design facilitates integration into switchgear and control panels requiring high breaking capacity and precise fault discrimination.
Technical Specifications:
- SERIES/FAMILY: SENTRON 3WA1
- COMPONENT TYPE: Fixed-Mounted Air Circuit Breaker (ACB)
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: Up to 690VAC
- RATED OPERATIONAL VOLTAGE (Ue): 400/415VAC
- RATED CURRENT (In): 1000A
- NUMBER OF POLES: 3-Pole
- RATED FREQUENCY: 50/60 Hz
- RATED SHORT-CIRCUIT BREAKING CAPACITY (Icu): 55kA at 400VAC
- RATED SHORT-CIRCUIT OPERATING CAPACITY (Ics): 55kA at 400VAC
- MECHANICAL/PHYSICAL:
- FRAME SIZE: 1000A Frame
- OPERATING MECHANISM: Manual Stored Energy Mechanism
- MOUNTING TYPE: Fixed-Mounted
- INTERFACE/CONTROL:
- TRIP UNIT: Electronic Trip Unit (ETU), e.g., ETU320
- PROTECTION FUNCTIONS: Overload (L), Short-Circuit (S, I)
- AUXILIARY CONTACTS: 4 Normally Open (NO) + 4 Normally Closed (NC)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Standard for front-mounted devices in enclosures)
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: Fixed, Panel-Mounted
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Main incoming feeders, sub-distribution boards, generator protection, motor control centers, industrial power distribution systems
- STANDARDS: IEC 60947-2