MODEL：ATB-700

ATB-700 Series Microcomputer Protection Devices

ATB-700 series Microcomputer protection Devices are suitable for protecting, measuring, and controlling interval units of all voltage levels below 35kV. With outstanding protection, measurement, control, backup power auto-activation, and communication monitoring functions, it can provide a complete solution for the protection and control of substations, power plants, high & low voltage distribution and plant power systems, which can strongly guarantee the safe and stable operation of high and low voltage power grids and plant power systems. Together with other protection and automation equipment, it can be used to form an automation system through a communication interface. All devices can be installed centrally in a panel or locally in high & low voltage switchgear.

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Model
Feature
Parameters
Dimension

Working Power supply
Rated working voltage	AC200V、DC220V or DC100V
Rated Tech Specs
AC Current	5A or 1A
AC voltage	400V or 100V
Frequency	50Hz
Power consumption
Power supply	Under operation ≤5W, Under Protection Status ≤10W
AC current circuit	＜1VA/Phase（IN=5A）；＜0.5VA/Phase（IN=1A）
AC voltage circuit	＜0.5VA/Phase
Precise working range
Current	0.4In~20In
Voltage	0.4V~0.2Un
Frequency	0.9Fn~1.1Fn
Time	0~100s
Accuracy for Protection Section
Constant value accuracy	≤±5%
Time accuracy	＜±1% or ±35ms
Whole group action time	≤35ms
Frequency Accuracy	≤0.01Hz
Accuracy for Measurement and Control Section
AC accuracy	≤0±.2%
Active and reactive power	≤±0.5%
Input Output
Digital Input	Input type: Active Number of optoisolated inputs：8
Relay output	Rated current carrying cap acity of contacts 250Vac/220Vdc 5A Output Type：Passive (null contact)
Communication port
RS485	Modbus RTU
Working environment
Operating temperature	-25℃~55℃
Storage temperature	-40℃~70℃
Operating humidity	≤90%RH，non-condensing, no corrosive air
Storage humidity	≤95%RH，non-condensing, no corrosive air
Altitude	≤2000m
Electromagnetic compatibility Performance
Electrostatic discharge	Class Ⅳ（GB/T 17626.2 IEC 61000-4-2）
RF Field Strength Susceptibility	Class Ⅲ（GB/T 17626.3 IEC 61000-4-3）
Electrical Fast Transient /Burst Test	Class Ⅳ(GB/T 17626.4 IEC 61000-4-4）
Surge Test	Class IV(GB/T 17626.5 IEC 61000-4-5)
Conducted Susceptibility Test	Class Ⅲ（GB/T 17626.6 IEC 61000-4-6）
Power Frequency Magnetic Field Susceptibility Test	Class Ⅳ(GB/T 17626.8 IEC 61000-4-8)
Oscillating wave immunity	Class Ⅲ(GB/T 17626.12 IEC 61000-4-12)
Electromagnetic emission limits	Accordant(GB/T 14598.16 IEC 60255-25)
Electrical insulation properties
Dielectric strength	2kV Working frequency voltage, 1 min （GB/T 13729）
Insulation resistance	≥100MΩ （GB/T 13729）
Shock voltage	5kV，12/50μs （GB/T 13729）
Mechanical properties
Vibration Response/Durability	Class Ⅰ （GB/T 11287）
Shock Response/Durability	Class Ⅰ （GB/T 14537）
Crash Response	Class Ⅰ （GB/T 14537）
Overall Dimension
H×W×D	200mm×149mm×72.5mm
Cut-out Dimension	176mm×144.5mm

Model Function		ATB-765	ATB-771	ATB-772	ATB-773	ATB-790
Protect	Excessive start time protection	■
	Phase-to-phase overcurrent protection		■			■
	Phase to phase fixed time overcurrent protection	■
	Overload protection	■	■			■
	Reclosing protection					■
	Acceleration protection					■
	Charging protection		■			■
	Negative sequence overcurrent protection		■			■
	Zero-sequence overcurrent protection	■	■			■
	Over-voltage protection
	Low voltage protection	■	■	■	■	■
	Zero-sequence overvoltage protection
	Low-frequency load shedding					■
	Non-power protection	■				■
	Inline backup power self-recovery		■
	Bridge switch self-recovery
	PT break detection			■	■
telemetry communicate	Voltage
	Current	■	■			■
	Active Power	■	■			■
	Reactive power	■	■			■
	Power Factor	■	■			■
	Frequency	■	■	■	■	■
	Telemetry	12	12	12	12	12
event logging	Protection Events	■	■	■	■	■
	Alarm events	■	■	■	■	■
	Telemeter shift events	■	■	■	■	■
	Operation log events	■	■	■	■	■
	Accidental shift count statistics	■	■	■	■	■
control	Remote protection throwing/returning	■	■	■	■	■
	R emote Modification of setting value		■	■	■	■
	Local/remote switching and closing	■	■
comm.	RS-485 communication

Hangzhou Antin Power Technology Co., Ltd.

Hangzhou Antin Power Technology Co., Ltd is located in Hangzhou, China, known as the "Silicon Valley of Paradise". Establishment in 2013.Antin Power is one of the leading ATB-700 Series Microcomputer Protection Devices Company and ATB-700 Series Microcomputer Protection Devices Suppliers of electricity meters and energy measurement solutions to help worldwide customers visualize all energy usage and improve productivity and energy efficiency.

Over the years, Antin Power has developed a wide range of products including din rail energy meters, multi-function energy meters, prepaid energy meters, panel meters, etc., which could be widely used in the applications like energy management and monitoring systems, sub-billing systems, electrical SCADA system etc.

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Sales Tel
（+86 ）18069799350
（+86 ）18106587828
E-mail
[email protected]
[email protected]
FAX
+86-571-87381800
Address
4th Floor, Building C, Qinglan Science and Technology Park, Xihu District, Hangzhou City, Zhejiang Province, China

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ATB-700 Series Microcomputer Protection Devices

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