GD233 DTR000017049D_ALSTOM_PRODUCT_Easy Semiconductor Technology (Hong Kong) Limited 易擇半導體科技(香港)有限公司

The ALSTOM GD233 (DTR000017049D) is a digital protection relay or control module designed for electrical power systems, typically used in medium-voltage (MV) and high-voltage (HV) applications. It is part of Alstom’s (now Hitachi Energy) legacy protection and automation portfolio, providing overcurrent, earth fault, and circuit breaker management in substations and industrial power networks.

400-887-3214

DESCRIBE

Key Features
Protection Functions

Overcurrent (50/51) – Phase and earth fault protection.

Directional Overcurrent (67) – For grid selectivity.

Auto-Reclosing (79) – For transient fault recovery.

Breaker Failure (50BF) – Backup tripping if primary protection fails.

Advanced Control & Monitoring

Real-time current/voltage measurements.

Event recording & fault analysis (disturbance records).

Programmable logic (PLC-like functionality).

Communication & Integration

Supports IEC 60870-5-103, Modbus RTU, or DNP3 protocols.

Compatible with Alstom/Hitachi Energy SCADA systems.

Robust & Reliable Design

Industrial-grade hardware for harsh environments.

LED indicators for status & alarms.

Typical Applications
Electrical Substations (MV/HV feeders, transformers).

Industrial Power Distribution (mines, factories, oil & gas).

Renewable Energy Plants (wind/solar grid connection).

SERVICE HOTLINE 400-887-3214

Mail jilineasyyi@outlook.com ADDRESS Unit 12, 20th Floor, Good View Commercial Centre, 2-16 Garden Street, Mong Kok, Hong Kong

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Easy Semiconductor Technology (Hong Kong) Limited 易擇半導體科技(香港)有限公司吉ICP备2024020526号-1