製品紹介
The ABB NRED-61-E (68262747) is a Divider Resistance Module engineered to work within ABB’s advanced control and protection systems. This module is typically used in voltage-scaling applications where high-voltage signals must be stepped down safely to levels acceptable for input to control and measurement devices, such as analog inputs on protection relays, PLCs, or data acquisition 台s.
As part / ABB’s Symphony Plus or Relion® systems, the NRED-61-E provides stable and precise voltage division using high-quality resistive elements that ensure long-term accuracy and low temperature drift. Designed with a rugged enclosure and industrial-grade components, it /fers electrical isolation, high input impedance, and excellent linearity, making it ideal for mission-critical applications in energy, industrial automation, and infrastructure systems.
製品仕様
| Parameter | Specification |
|---|---|
| モデル Number | NRED-61-E |
| Product Code | 68262747 |
| Product Type | Divider Resistance Module |
| Primary Function | Voltage Divider / Signal 状態ing |
| Input Voltage Range | Up to 600 V AC/DC (typical; depends on configuration) |
| Output Voltage Range | Scaled down to 1–10 V DC (proportional to input) |
| Division Ratio | Factory-calibrated (e.g., 60:1, 100:1) |
| Accuracy | ±0.5% / full scale |
| Temperature Drift | <50 ppm/°C |
| Input Impedance | > 1 MΩ |
| Output Load Capability | > 10 kΩ |
| Isolation Voltage | 2500 V RMS (input to output) |
| Protection Features | Overvoltage clamping, surge protection |
| Mounting Type | DIN Rail or screw mount |
| Enclosure Type | Fully enclosed industrial housing |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Certifications | CE, RoHS, UL, IEC 61010 compliant |
| Dimensions (W x H x D) | 34 x 50 x 90 mm |
| 重量 | 0.11 kg |
Product Applications
The ABB NRED-61-E module serves a critical role in systems where high-voltage signals must be accurately scaled down for processing, monitoring, or protection. Its application areas include:
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Power Generation: Used in turbine monitoring systems and high-voltage signal scaling for SCADA.
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Substation Automation: Voltage conditioning for protective relays and measurement systems.
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Industrial Automation: Integrates with PLCs or DCS for voltage signal acquisition from field equipment.
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Energy Management Systems: Safe interfacing / high-voltage distribution networks to control 台s.
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Railway & Transportation: Scaling voltage from control or traction systems into data acquisition systems.
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Test Benches & Calibration Systems: For scaling and monitoring voltages in laboratory settings.
Product Advantages
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Precision Voltage Scaling: Accurate and stable voltage division enables reliable signal processing.
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High Isolation: Electrical isolation between input and output ensures system safety and integrity.
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Factory-Calibrated: Division ratios are pre-set and tested for consistency and performance.
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Robust Construction: Enclosed in a rugged housing to resist industrial vibration and contamination.
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Temperature Stability: Low drift components ensure consistent performance over wide temperature ranges.
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Flexible Mounting: DIN rail or screw mount options allow easy integration into panels.
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Surge Protected: Built-in surge suppression protects downstream control hardware.
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Minimal Power Dissipation: Designed for efficient passive operation without external power.
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Long Life Cycle: Uses long-life resistive components for extended service in critical systems.
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Trusted Compatibility: Fully compatible with ABB systems such as Symphony Plus and Relion® platforms.
よくある質問 (FAQ)
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Q: What is the main purpose / the ABB NRED-61-E module?
A: It scales down high-voltage input signals to safe, low-level voltages for control or monitoring systems. -
Q: What is the typical input voltage range it can handle?
A: It can typically handle up to 600 V AC or DC, depending on the specific configuration and ratio. -
Q: Does this module provide electrical isolation?
A: Yes, it /fers isolation up to 2500 V RMS between input and output. -
Q: Can I select a different division ratio?
A: The division ratio is factory-calibrated. Different models may have different fixed ratios. -
Q: Is it suitable for use with PLCs or data acquisition systems?
A: Absolutely. It’s designed to safely interface high-voltage signals with low-voltage systems like PLCs. -
Q: How is the module mounted?
A: It supports DIN rail or panel mounting via screws for easy installation. -
Q: What type / protection does it include?
A: Overvoltage clamping and surge protection are integrated into the design. -
Q: Can the NRED-61-E be used in outdoor or harsh environments?
A: While not IP-rated for outdoor use, it is rugged and suited for industrial environments with proper enclosure. -
Q: Is external power required to operate this module?
A: 番号 It is a passive component and operates without an external power supply. -
Q: What kind / signals can be used—AC, DC, or both?
A: The module supports both AC and DC input voltages, depending on system requirements.
Related モデルs in the Same Series
| モデル Number | 説明 | Key Features |
|---|---|---|
| NRED-61 | Basic Divider Resistance Module | Standard voltage division without enclosure |
| NRED-61-F | Fast Response Variant | Optimized for high-speed measurement systems |
| NRED-62 | Dual-Channel Divider Module | Two independent voltage dividers |
| NRED-63-E | High Precision Divider | Accuracy up to ±0.25% FS |
| NRED-65 | Divider Module for Current Signals | Voltage scaling for shunt-based measurements |
| NRED-61-D | DIN-rail Compact Divider | Same function in reduced dimensions |
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|---|---|---|
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| CI854A | PROFIBUS DP Communication Module | DCS communication via PROFIBUS |
| AI810 | Analog Input Module (8 channels) | Voltage/current signal measurement |
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