PRODUCT DESCRIPTION
SIEMENS 3KL7151-3AA00 - Load Break Switch
The SIEMENS 3KL7151-3AA00 is a 3-pole load break switch from the 3KL series, engineered for reliable manual isolation and switching of electrical circuits up to 160A. It provides verifiable disconnection for safety during maintenance and repair operations in industrial power distribution, motor control centers, and machinery applications. This device is designed for integration into control panels and switchgear assemblies, adhering to IEC 60947-3 standards for switch disconnectors.
Technical Specifications:
- SERIES/FAMILY: SIEMENS 3KL
- COMPONENT TYPE: Load Break Switch / Switch Disconnector
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 160 A
- NUMBER OF POLES: 3
- RATED OPERATIONAL VOLTAGE (Ue): Up to 690 V AC
- RATED INSULATION VOLTAGE (Ui): 1000 V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- RATED FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- OPERATION: Manual rotary
- FORM FACTOR: Compact, modular unit for panel integration
- INTERFACE/CONTROL:
- CONTROL METHOD: Direct manual operation
- AUXILIARY CONTACTS: Provision for optional auxiliary contacts (e.g., 1 NO + 1 NC)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), enclosure dependent for higher protection
- COOLING METHOD: Natural convection
- MOUNTING STYLE: Base plate / Panel mount
- COMPATIBILITY/APPLICATION:
- TARGET APPLICATIONS: Main circuit isolation, emergency stop circuits, motor group disconnection, power distribution panels, industrial machinery, HVAC systems
- COMPLIANCE: IEC 60947-3