PRODUCT DESCRIPTION
ABB 1SVR405621R0100 - Phase Monitoring Relay
This device is a compact, self-powered three-phase monitoring relay from the ABB CM-PVS series, designed for continuous supervision of industrial mains supply parameters. It provides comprehensive protection against phase sequence errors, phase loss, overvoltage, and undervoltage conditions, utilizing integrated measurement technology to safeguard critical three-phase loads. The unit is engineered for DIN rail mounting in control cabinets, ensuring reliable operation in motor control centers, HVAC systems, and general machinery protection applications.
Technical Specifications:
- SERIES/FAMILY: CM-PVS.21S
- COMPONENT TYPE: Phase Monitoring Relay
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: 3 x 300-500 VAC (L-L)
- MEASUREMENT RANGE: 300-500 VAC
- FREQUENCY: 50/60 Hz
- PHASE: Three-phase
- OUTPUT CONTACTS: 2 C/O (Changeover)
- RATED CONTROL SUPPLY VOLTAGE: Self-powered from measured voltage
- RATED OPERATIONAL CURRENT: 6 A (AC-12), 3 A (AC-15) at 230 VAC
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Modular housing
- MOUNTING: DIN rail
- TERMINAL TYPE: Screw terminals
- INTERFACE/CONTROL:
- ADJUSTMENTS: Overvoltage threshold, Undervoltage threshold, Trip delay, Start-up delay
- INDICATORS: LED status for operational state and fault conditions
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP50 (Housing), IP20 (Terminals)
- OPERATING TEMPERATURE: -20 to +60 degrees Celsius
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Three-phase motors, pumps, compressors, HVAC systems, industrial machinery
- PROTECTION FUNCTION: Phase sequence monitoring, Phase loss detection, Overvoltage protection, Undervoltage protection