PRODUCT DESCRIPTION
SIEMENS 3RM11023AA04 - Compact Direct-on-line Starter
This SIEMENS SIRIUS 3RM1 compact direct-on-line starter is engineered for the control and protection of three-phase AC motors with an operating current range of 0.4 A to 2.5 A. It integrates overload protection and switching functions into a single, space-saving device, suitable for applications requiring reliable motor starting and stopping in industrial automation, material handling, and HVAC systems. The unit operates with a 24V DC control voltage and features robust screw terminals for electrical connections.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RM1 Compact Starter
- COMPONENT TYPE: Direct-on-line (DOL) Starter
- ELECTRICAL SPECS:
- MAIN CIRCUIT VOLTAGE: Up to 500V AC
- OPERATING CURRENT RANGE: 0.4 A to 2.5 A (adjustable)
- PHASE: Three-phase
- CONTROL VOLTAGE: 24V DC
- TYPICAL MOTOR POWER (400V AC): Up to 0.75 kW
- MECHANICAL/PHYSICAL:
- TERMINAL TYPE: Screw Terminals
- FORM FACTOR: Compact, Monoblock Design
- INTERFACE/CONTROL:
- CONTROL INPUT: 24V DC (via screw terminals)
- AUXILIARY CONTACTS: 1 Normally Open (NO)
- PROTECTION FUNCTIONS: Electronic Overload Protection, Short-circuit Protection (requires upstream fuse/breaker)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminal Protection)
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: DIN Rail Mountable (35 mm)
- COMPATIBILITY/APPLICATION: Small three-phase asynchronous motors, pumps, fans, conveyors, general machinery control.