ABB REF601 REF601BE446BD1NH Measurement and Control Device
ABB REF601 REF601BE446BD1NH
1. Product Overview
2. Technical Parameters
|
Parameter Item
|
Specification
|
|---|---|
|
Power Supply Voltage
|
24-265 V AC/DC (Universal Power Supply)
|
|
Rated Voltage
|
220V/380V
|
|
Rated Current
|
1A or 5A CT Input
|
|
Rated Frequency
|
50Hz/60Hz
|
|
Operating Temperature
|
-25°C to +70°C
|
|
Ingress Protection Rating
|
IP20
|
|
Isolation Voltage
|
2 kV RMS
|
|
Common Mode Rejection
|
50 dB
|
|
Device Dimensions
|
130mm (W) × 160mm (H) × 120mm (D)
|
|
Weight
|
Approx. 0.3kg
|
|
Communication Interfaces
|
Modbus RTU, IEC 60870-5-101/103, IEC 61850, DNP3.0, RS485
|
|
Input/Output Configuration
|
E/S Port: 4BI + 6BO (Binary Input/Output); Current Measurement: 3I (Three-phase Current) and I2 (Phase Current); Ground Current: Internal or External measurement via CBCT (Core Balanced Current Transformer)
|
3. Product Features
3.1 Comprehensive Protection Functions
- Three-stage overcurrent protection (51P, 50P)
- Ground fault protection (51N, 50N)
- Circuit breaker failure protection (50BF, 50NBF)
- Auto-reclosing function (68)
- Unbalanced load protection (46, 46PD)
- Thermal overload protection (49F)
- Overvoltage, undervoltage and out-of-step protection
3.2 Convenient Operation
- Local Human-Machine Interface (LHMI): Equipped with LCD display, LED status indicators (Ready, Start, Trip, etc.) and navigation keys
- User-friendly interface simplifies equipment operation and configuration
- Direct circuit breaker closing/opening control via HMI panel buttons
- Pre-configured functions support fast commissioning and debugging
3.3 Intelligent Monitoring
- Event logging: Stores 100 time-stamped events
- Fault recording: Saves fault data of the latest 5 trip events
- Trip circuit supervision: Ensures the availability of trip circuits
- Self-diagnosis system: Monitors hardware status and software operation in real time
- Role-based access control prevents unauthorized access
3.4 Flexible Configuration
- Programmable functions allow users to customize protection parameters and logical programs
- Compatible with traditional CTs and Rogowski coil sensors
- Compact structure design, suitable for equipment expansion, small switch cabinets and space-limited installation scenarios
4. Structure and Composition
Main Components
4.1 Local Human-Machine Interface (LHMI)
- LCD liquid crystal display
- LED status indicator lights
- ESC key and multi-directional navigation keys
4.2 Input/Output Terminals
- Detachable wiring terminals with CT short-circuit protection for enhanced operational safety
- Supports connection of traditional current transformers
- Compatible with Rogowski coil current sensors
4.3 Power Supply Module
- Universal power supply design
- Supports both AC and DC power input
4.4 Communication Module
- Equipped with RS485 communication port
- Supports multiple industrial communication protocols
4.5 Protection Unit
- Microprocessor control unit
- Digital signal processing module
4.6 Installation Structure
- Crimp-type installation design
- Four mounting holes at the bottom
- Compatible with DIN rail installation
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If you would like to learn more about our products and services, please feel free to contact us at any time!
- Sales Manager : Jinny
- Email : sales5@xrjdcs.com
- Whatsapp/Mobile:+86 15359273791
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