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- ABB
- ZINP-771
- Main Circuit Interface Board
- Sweden
- 120 × 90 × 75 mm
- 0.68kg
- 3AUA0000078551
- Xiamen, China
- New & In Stock
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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All our products are priced very favorably because we have our own warehouse and supply.
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ABB ZINP-771 (3AUA0000078551) Product Profile
Product Overview
The ABB ZINP-771 is an advanced intelligent power monitoring and control relay designed for medium- and low-voltage electrical installations. It provides precise monitoring of voltage, current, power, energy, and frequency, with additional protection functions for critical electrical systems. This device ensures operational safety, energy efficiency, and reliability in industrial, commercial, and utility applications.
The ZINP-771 is part of the ZINP series, a family of high-performance monitoring and protection relays. The series is well-regarded for its accuracy, flexible communication interfaces, and easy integration into energy management and automation systems.
Product Parameters
| Parameter | Specification |
|---|---|
| Model | ZINP-771 |
| Part Number | 3AUA0000078551 |
| Series | ZINP Series |
| Brand | ABB |
| Dimensions (mm) | 120 × 90 × 75 |
| Weight (kg) | 0.68 |
| Supply Voltage | 100–240 V AC/DC |
| Measuring Voltage Range | 57–480 V AC |
| Measuring Current Range | 1–5 A (direct), up to 600 A (via CT) |
| Frequency Range | 45–65 Hz |
| Accuracy Class | 0.5% |
| Output Relays | 2 SPDT, 5 A @ 250 V AC |
| Communication Interfaces | Modbus RTU, optional Profibus |
| Operating Temperature | -20°C – 60°C |
| Storage Temperature | -40°C – 70°C |
| Protection Class | IP20 |
| Compliance Standards | IEC 62053-21, IEC 60947-2 |
Applications
- Monitoring voltage, current, power, and energy in industrial electrical systems.
- Integration with medium- and low-voltage switchgear for protective monitoring.
- Energy management and consumption tracking in commercial buildings and industrial facilities.
- Real-time data collection for SCADA and automation systems.
- Preventive maintenance of critical motors and electrical equipment.
- Ensuring operational safety and reducing downtime in energy-intensive industries.
Product Advantages
- High Accuracy Monitoring: Measures voltage, current, power, and energy with 0.5% accuracy.
- Flexible Communication: Supports Modbus RTU and optionally Profibus for system integration.
- Robust Design: Reliable operation under industrial temperature ranges and harsh environments.
- Compact Form Factor: Small size enables installation in panels with limited space.
- Protection Functions: Monitors overload, overvoltage, under-voltage, and phase imbalance.
- Energy Efficiency Support: Helps optimize energy usage and reduce operational costs.
- User-Friendly Interface: Easy configuration and monitoring through the front panel display or software tools.
- Wide Voltage and Current Range: Suitable for diverse industrial and commercial applications.
Related Models in the Same Series (ZINP Series)
| Model | Key Parameters |
|---|---|
| ZINP-561 | 100–240 V AC/DC, 1–5 A, Dimensions 120×90×68 mm, Weight 0.63 kg |
| ZINP-565 | 100–240 V AC/DC, 1–5 A, Dimensions 120×90×69 mm, Weight 0.64 kg |
| ZINP-570 | 100–240 V AC/DC, 1–5 A, Dimensions 120×90×70 mm, Weight 0.65 kg |
| ZINP-571 | 100–240 V AC/DC, 1–5 A, Dimensions 120×90×70 mm, Weight 0.65 kg |
| ZINP-772 | 100–240 V AC/DC, 1–5 A, Dimensions 125×95×75 mm, Weight 0.70 kg |
Popular Models from the Same Brand (ABB Electrical Monitoring & Protection Devices)
| Model | Key Parameters |
|---|---|
| ZINP-571 | 100–240 V AC/DC, 1–5 A, Dimensions 120×90×70 mm, Weight 0.65 kg |
| ZCUR-791 | Residual current relay, 10 mA–5 A, 24–240 V AC/DC, Dimensions 90×70×65 mm, Weight 0.45 kg |
| ZS-11 | Earth leakage relay, 24–240 V AC/DC, 5 A contact, Dimensions 100×70×65 mm, Weight 0.48 kg |
| DS200 | Residual current relay, 10 mA–5 A, 24–240 V AC/DC, Dimensions 90×70×65 mm, Weight 0.45 kg |
| CP-100 | Control relay, 5 A contact, 24–240 V AC/DC, Dimensions 80×60×50 mm, Weight 0.30 kg |
Frequently Asked Questions (FAQ)
Q1: What is the supply voltage of ZINP-771?
A1: The device operates on 100–240 V AC or DC.
Q2: What voltage range can it measure?
A2: It measures 57–480 V AC.
Q3: What current range does it support?
A3: It supports 1–5 A directly, or up to 600 A using current transformers (CTs).
Q4: Can it communicate with automation systems?
A4: Yes, it supports Modbus RTU and optionally Profibus.
Q5: What protection functions are available?
A5: It monitors overload, overvoltage, under-voltage, and phase imbalance conditions.
Q6: What is the measurement accuracy?
A6: The device provides 0.5% measurement accuracy for all electrical parameters.
Q7: What are the physical dimensions and weight?
A7: Dimensions are 120 × 90 × 75 mm, and weight is 0.68 kg.
Q8: Can it be used in industrial environments?
A8: Yes, it operates in temperatures from -20°C to 60°C.
Q9: What protection class does the device have?
A9: The device is rated IP20.
Q10: Is ZINP-771 suitable for energy monitoring and management?
A10: Yes, it is ideal for industrial and commercial energy management, optimization, and monitoring.