ОПИСАНИЕ ПРОДУКТА
SIEMENS 3RB3026-1PB0 - Electronic Overload Relay
The SIEMENS 3RB3026-1PB0 is an electronic overload relay from the SIRIUS 3RB30 series, engineered for current-dependent thermal protection of three-phase AC motors. It provides reliable safeguarding against overload, phase unbalance, and phase failure, integrating seamlessly into industrial control systems for applications such as pumps, fans, and conveyor systems. This device utilizes solid-state technology to monitor motor current and trip auxiliary contacts upon fault detection, ensuring operational integrity and equipment longevity.
Technical Specifications:
- SERIES/FAMILY: SIEMENS SIRIUS 3RB30
- COMPONENT TYPE: Electronic Overload Relay
- ELECTRICAL SPECS:
- CURRENT SETTING RANGE: 5.5-22 A (for 3-phase AC motors)
- CONTROL SUPPLY VOLTAGE: 24V AC/DC
- AUXILIARY CONTACTS: 1 NO + 1 NC
- OPERATING VOLTAGE: Up to 690V AC (main circuit)
- MECHANICAL/PHYSICAL:
- MOUNTING: Direct mounting to SIRIUS contactors or stand-alone installation
- RESET FUNCTION: Manual and Automatic
- INTERFACE/CONTROL:
- FEEDBACK: Auxiliary contacts for fault signaling
- ADJUSTMENTS: Rotary knob for current setting
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Three-phase AC motor protection
- MACHINE TYPES: Pumps, fans, compressors, conveyors, general machinery