Original ABB 3BHE021951R0124 pulse transformer board for UNITROL 6000 excitation system.

Product Overview

ABB 3BHE021951R0124 (KVC758A124) is a pulse transformer control board for ABB UNITROL 6000 generator excitation system. It outputs trigger pulse signals for thyristor power units, realizes precise firing control for excitation power loop, widely used as replacement spare part in power plant excitation cabinets.

Key Features

• Generate stable trigger pulse for thyristor bridge unit
• Galvanic isolation between control circuit and power circuit
• High anti‑interference performance for cabinet industrial environment
• Accurate pulse output to guarantee excitation regulating performance
• LED indicators for module working condition and fault diagnosis

• Slot‑in rack installation for convenient maintenance and replacement

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Technical Specifications

• Part number: 3BHE021951R0124, KVC758A124
• Applicable platform: ABB UNITROL 6000
• Function: Pulse transformer control board
• Power supply: 24VDC
• Mounting: Rack slot‑in installation

• Diagnosis: LED status indication

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Compatibility

Compatible with ABB UNITROL 6000 series generator excitation control system and matching modules.