- Acrel Electric Co., Ltd
-
China Manufacturer with main products:Hall Sensor ,Split Core Current Transformer ,AC Energy Meter ,DC Energy Meter ,IoT Wireless Power Meter ,PV/Solar Inverter Energy Meter ,Data Center Power Meter ,Wireless Temperature Monitoring System and Sensors ,Medical IT Products ,City Utility Tunnel Moter Protector ,Electrical Insulation Safety Products ,Energy Quality Improvement
ChinaHome > Products > Residual current relay > multifunction Transformer protection transformer differential protection thermal overload relay RS485 Interface
multifunction Transformer protection transformer differential protection thermal overload relay RS485 Interface
- Negotiable |Get Latest Price
- 1
- 1000 per Month
- T/T Credit Card
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Industrial Line protection current transformer more than 200 sequence of event record thermal overload switch for electric motor
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Product Description
DC rated voltage | 220V, 110V, 48V |
permissive variation | -20%~+15% |
Ripple coefficient | not larger than 5% rated voltage |
AC rated voltage | 220V |
permissive variation | -10%~+10% |
Ripple coefficient | not larger than 5% |
Rated voltage input | AC100V or 100/√3V |
Rated current input | AC 5A/1A |
Frequency | 50Hz |
Operation time | -25℃~+55℃ |
Relative humidity | 5%~95%(No condensation and freeze inside) |
Atmospheric pressure | 66kpa ~ 106Kpa |
Protection Functions | AM2SE- | ||
V | H | ||
Overcurrent ( 3 stages, IDMT ) | ■ | ||
Earth fault ( 3 stages, IDMT ) | ■ | ||
Negative sequence overcurrent ( 2 stages, IDMT ) | ■ | ||
Auto-reclose | ■ | ||
Overload ( trip/alarm ) | ■ | ||
Under frequency | ■ | ||
Post-accelerated overcurrent | ■ | ||
I0 Post-accelerated overcurrent | ■ | ||
Overvoltage ( trip ) | ■ | ||
Undervoltage ( trip ) | ■ | ||
Self-produced over zero-voltage ( trip ) | ■ | ||
Residual overvoltage ( trip ) | ■ | ||
FC block | ■ | ||
Trip and close circuit supervision ( alarm ) | ■ | ||
Non-electricity ( trip/alarm ) | ■ | ||
Undervoltage ( alarm ) | ■ | ||
Overvoltage ( alarm ) | ■ | ||
Residual overvoltage ( alarm ) | ■ | ||
PT supervision ( alarm ) | ■ | ||
Self-produced over zero-voltage ( alarm ) | ■ | ||
Rear ports | V | H | |
RS485 | ■ | ||
Protocols | V | H | |
Modbus serial | ■ | ||
IEC 60870-5-103 | ■ | ||
Measurement | V | H | |
Electric parameter | U, I, P, Q, PF, Fr, Ep, Eq, Es | ||
Input current | 4 | ||
Input voltage | 3 | ||
Logs and Records | V | H | |
Fault recorder | ■ | ||
Sequence of event record | ■ | ||
Monitoring Functions | V | H | |
Anti-pumping circuit | Optional | ||
Remote control | ■ | ||
Credit member
Acrel Electric Co., Ltd Ltd. [Stock Code : 300286. SZ] is a high-tech enterprise concentrating on research, production, sales and services. It mainly provides systemic solutions of energy efficiency management and electrical safety for users. ‘Acrel’ is equipped with the complete production lines from cloud platform software to sensors. Until now, it has more than 8000 sets systemic solutions used in China to help users to realize energy visual management ,supply energy data services and improve electrical efficiency and safety. ‘Acrel’ has maintained steady growth since its listing in 2012. The company will adhere to the concept of ‘innovation,high-efficiency,unity and honesty’ and it provides more high-quality solutions,products and service for power system users and micro-grid.
Acrel Energy Efficiency Management Systems include various cloud platforms for substation operation and maintenance, electrical safety, environmental equipment monitoring and prepaid management, and many systems and related products such as intelligent transformer and distribution monitoring system, power quality management system, building energy consumption management systems, industrial energy management and control platform, leakage fire monitoring system, fire power monitoring system, fire resistant door monitoring system, emergency lighting and evacuation instructions system, charge management system for charging piles, dynamic monitoring system for data center , intelligent lighting control system,IT distribution insulation monitoring system and so on.
In order to quickly respond to customers’ demands, the company set up branches and offices in major cities in China and provides users with high-quality product experience.
Through years of accumulation and development, the company has won wide praise in product quality and service from customers at home and abroad.
Contact Us
- Acrel Electric Co., Ltd
- ContactShelly Zhang
- Phone86-21-18702111813
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