0-52808
May 21, 2026

0-52808

Model Number: 0-52808 Brand: RELIANCE Electric Product Category: Industrial DC Drive Monitoring Protection Board Alias: OLVC Overload Line Voltage Control Board, Multi-function Fault Detection Board

Description

  1. Model Number: 0-52808

  2. Brand: RELIANCE Electric

  3. Product Category: Industrial DC Drive Monitoring Protection Board

  4. Alias: OLVC Overload Line Voltage Control Board, Multi-function Fault Detection Board

  5. Basic Information: Standard plug-in rack type circuit board, conformal coated PCB, gold-plated edge connector, equipped with fault indicator lights and reset button, dedicated for old Reliance DC drive system

  6. Function & Positioning: It is a comprehensive electrical fault monitoring and protection board. It detects line voltage abnormality, phase sequence error, field voltage failure, motor overload and internal drive faults, outputs trip signals and fault prompts, effectively protects drive equipment from various electrical failures.

  7. **Core Performance Parameters

  • Monitoring items: three-phase line voltage, phase sequence, field voltage, armature voltage, operating overload current

  • Working power supply: internal 115/230VAC of drive

  • Operating temperature: 0℃ ~ +55℃

  • Working humidity: 5%-95% non-condensing

  • Fault output: relay contact signal

  • Feature: multi-fault simultaneous detection, quick trip action, visual fault indication

  1. Universal Matching Accessories: Reliance drive cabinet backplane, fixing fasteners, three-phase power signal lines, field circuit connecting wires, wiring terminal blocks

  2. Applicable Equipment & Fields: Reliance series DC speed control drives, machine tool spindle control system, metallurgical rolling transmission equipment, papermaking and textile production line drives, industrial fan and pump speed control equipment, old industrial drive equipment maintenance replacement


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