ОПИСАНИЕ ПРОДУКТА
SIEMENS 3RT1966-5AM31 - Surge Suppressor
The SIEMENS 3RT1966-5AM31 is a varistor-based surge suppressor module engineered for direct integration with SIEMENS SIRIUS 3RT contactors. This accessory provides essential transient overvoltage protection for contactor coils, mitigating voltage spikes in both AC and DC control circuits. It is designed to enhance the operational reliability and extend the service life of contactors in industrial motor control centers, automation panels, and critical machinery applications.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT
- COMPONENT TYPE: Surge Suppressor (Varistor)
- ELECTRICAL SPECS:
- FUNCTION: Transient overvoltage protection for contactor coils
- OPERATING VOLTAGE RANGE: 24-240V AC/DC (for the contactor coil being protected)
- SUPPRESSION TECHNOLOGY: Varistor
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact plug-in module
- MOUNTING: Direct plug-in to contactor front
- INTERFACE/CONTROL:
- CONNECTION: Integrated into contactor coil terminals
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (module only) inherits host contactor enclosure rating when installed
- OPERATING TEMPERATURE: -25 to +60 degrees Celsius
- COOLING METHOD: Passive convection
- COMPATIBILITY/APPLICATION:
- COMPATIBLE CONTACTORS: SIEMENS SIRIUS 3RT1 contactors, sizes S6, S7, S8, S10, S12
- APPLICATION: Industrial motor control, process automation, HVAC systems, pump control, and general machinery requiring coil protection against inductive voltage spikes.