介绍了一种新型的塑壳式断路器智能化脱扣器。
提出一种适用于微处理器完成脱扣器保护的算法原理。
A proper principle of algorithm for release used by MPU was proposed.
电子脱扣器是AH系列万能式断路器的一个核心部件。
The electronic release is one of core parts of AH series air circuit breaker.
特性曲线在工作温度下热过载脱扣器脱扣时间减少约25%。
At operating temperature, the tripping time of the thermal releases drops by about 25%.
通过使用脱扣器技术，显现区域选择连锁和缩减维护系统技术。
It USES Digitrip trip unit technology, featuring Zone Selective Interlocking and Arcflash Reduction Maintenance System technology.
在额定控制电源电压低于35%时，欠电压脱扣器应防止断路器合闸。
At rated control supply voltage less than 35% under-voltage should prevent breaker from closing.
在额定控制电源电压低于35%时，欠电压脱扣器应防止断路器合闸。
In case of the operation voltage less than 35% of the rated voltage, the under-voltage should prevent the breaker from closing.
敬告：欠电压脱扣器必须先通电，断路器才能再扣及合闸。否则将损坏断路器！
Caution: under-voltage release must be electricity, circuit breaker can be closed, otherwise will damage circuit breaker!
在额定控制电源电压的35%～70%时，欠电压脱扣器应可靠使断路器脱扣；
Under the voltage of 35% ~ 70% of the rated voltage, the under-voltage release should make the breaker trip correctly.
详细叙述了漏电开关零序电流互感器及其铁芯，脱扣器的工作特性、材料选用。
The properties and selection of the zero-phase sequence current transformer core and tripper for GFCI are in detail described.
断路器可以加装分励脱扣器、压脱扣器，辅助触头，报警触头和电动操作机构。
The Breaker can be attached with shunt tripping device, undervoltage tripping device, auxiliary contacts, alarm contacts and motor-operated drive.
断路器的保护功能是由脱扣器实现的，传统的脱扣器多为电磁式的，其特性不易控制。
The releaser executes the function of breaker. The traditional releases always are electromagnetic and it is not easy to control their trait.
介绍了智能脱扣器的主要功能、工作原理，以及该脱扣器的硬件、软件设计的关键技术。
In this paper, the design of intelligent release, the main functions, principle and construct are introduced mainly.
磁通变换器是低压断路器智能脱扣器的执行元件，它的性能关系到断路器工作的可靠性。
The flux transfer trip is an actuator of intelligent release of low voltage circuit breaker, its performance concerns the reliability of circuit breaker.
重点分析和介绍了该脱扣器从设计到生产过程中对提高产品质量和可靠性所采取的一些措施。
Some adopted measures to improve the quality and reliability of ST intelligent release in the design and production are introduced and analyzed.
电动机过载保护通常采用继电器，而配电线路过载保护多采用断路器的长延时过电流脱扣器来完成。
Protection against motor over - load usually adopt thermal relay, but protection against line over - load usually adopt long delay over- current release of circuit- breaker.
介绍了智能化脱扣器脱扣电路的设计 ，设计结合了模拟脱扣电路 ，增加了抗干扰的脉宽检测电路。
The design is combined with the analogous trip circuit to add anti-jamming pulse width detection circuit.
断路器型号、级数、脱扣器额定电流、周围空气参考温度、接线方式、附件种类和附件额定工作电压。
Type of circuit Breaker, pole number, rated current of tripping device, reference temperature of ambient air mode of connection, kind of accessories and their working voltage ratings.
本文介绍了基于TMS320F 2812dsp的智能脱扣器的设计，包括硬件实现电路和软件控制策略。
An intelligent trip based on TMS320F2812DSP is presented, including the circuits of hardware of the trip and the software of controlling strategies.
欠电压脱扣器在万能式断路器上是十分常见的一件电压保护装置，该装置的失效直接影响到断路器的正常运行。
An undervoltage tripper is a very popular electrical protection device for universal breaker, which will directly affect the normal operation of a breaker if it breaks down.
注：对CM1-160 、225四极断路器，其中性极（N ）的瞬时 脱扣器（短路保护）均无5In规格。
Note:For CM1-160,225 four-poles breakers, the instantaneous release of N-pole (short-circuit protection) have no 5 In spec.
设计一种基于P 89lpc938单片机的低压断路器智能脱扣器，实现了集测量、监视、保护、控制、通信功能为一体。
A new intellectualized release of low voltage circuit breaker based on P89LPC938 MCU is presented, which integrates the functions of measurement, watching, protection, control and communication.
永磁式漏电保护断路器的核心部件就是永磁式脱扣器，它能否在产品要求的漏电流范围内产生一致性动作，这就决定产品质量的好坏。
The key part of permanent magnetic leak electricity protective breaker is a permanent magnetic electrical apparatus release, which directly decides the product quality.
当继电器动作时，一个或多个接触器动作且给断路器的脱扣线圈通电，从而将断路器断开。
When the relay operates, one or more contacts will operate and energize a trip coil in a Circuit Breaker and trip (open) the Circuit Breaker.
该断路器通过拨码开关完成整定电流、脱扣时间、瞬动倍数等参数的设定。
Through dial switches the circuit breaker can set rated current, tripping time, instantaneous multiple and so on.
分励脱扣分励脱扣是线路断路器或可熔电闸的一个特性，可通过远程信号来进行分断或转换。
Shunt trip Shunt trip is a feature added to a circuit breaker or fusible switch to permit the remote opening of the breaker or switch by an electrical signal.
介绍了一种具有热过载报警不脱扣功能的CM 3塑料外壳式断路器，其将热过载继电器的部分功能与MCCB的功能有机地结合在一起。
CM3 molded case circuit breaker (MCCB) with thermal overload alarm but non-release function was introduced. It integrates part function of thermal overload relay and function of MCCB.
智能型断路器的欠压脱扣、分励脱扣、辅助触头等内部附件，如表b 1所示。
Internal Accessories of the s (h) Z Intelligent Type Breaker, such as Under voltage trip, Shunt trip, Auxiliary contacts and Alarming contacts etc.
重点叙述了控制器的硬件系统构成，包括信号调理电路、脱扣控制电路和GPRS通信模块电路。
Focus on the controller hardware system structure, Including signal regulate circuit, tripping control circuit and GPRS communication module circuit.
由于小型断路器的双金属元件易受环境温度变化的影响，其脱扣特性也将随之改变。
Because bi metal element in miniature circuit breaker is easily affected by ambient temperature change, the protective characteristic of overload will be changed with ambient temperature change.
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