CM801一體式（整體式）結(jié)構(gòu)，主機(jī)模塊顯示模塊和互感器模塊為一個(gè)整體，可靈活安裝在MNS、GCS、GCK、GGD等各種抽出式（含1/4抽屜）、固定式及混合式柜型。適用于電力、石油化工、金屬冶煉、制造、輕工、煤炭等諸多行業(yè)。

功能特征：

1、監(jiān)控器具有過載保護(hù)、欠載保護(hù)、斷相及三相不平衡保護(hù)、堵轉(zhuǎn)保護(hù)、接地保護(hù)、漏電保護(hù)、線路保護(hù)、欠壓及過壓保護(hù)。

2、具有起動(dòng)延時(shí)功能，可避開起動(dòng)大電流，它和過載動(dòng)作時(shí)間分開。監(jiān)控器內(nèi)置電流互感器和零序電流互感器（可選），測(cè)量精度高而且抗干擾能力強(qiáng)。

3、具有自動(dòng)復(fù)位功能及起動(dòng)方式功能（如：星三角起動(dòng)、自耦變壓器起動(dòng)、頻敏變阻器起動(dòng)）等諸多功能。

4、具有接地漏電保護(hù)輸出、報(bào)警及預(yù)警功能（實(shí)時(shí)監(jiān)控、提前發(fā)出警示信號(hào)、正常狀態(tài) 時(shí)自動(dòng)解除預(yù)警信號(hào)和故障跳閘）。

5、具有故障記憶及電機(jī)運(yùn)行時(shí)間積累記憶功能，可供用戶查看故障狀態(tài)及電機(jī)的運(yùn)行積累時(shí)間。

6、基于微機(jī)和數(shù)字處理技術(shù)，測(cè)量精度高、線性好、故障分辨率準(zhǔn)確，抗干擾能力強(qiáng)。

7、采用E2PROM存儲(chǔ)記憶技術(shù)，實(shí)現(xiàn)參數(shù)設(shè)定斷電后設(shè)定參數(shù)仍保存下來，無(wú)須再設(shè)定。

8、配有設(shè)置鍵、移位鍵、數(shù)據(jù)鍵、復(fù)位鍵可對(duì)各種參數(shù)進(jìn)行設(shè)定及修改。

9、一機(jī)多用，可取代電壓表、電流表、熱繼電器、電流互感器、時(shí)間繼電器、漏電繼電器、電流變送器等。

10、具有4～20mA模擬量輸出接口及RS485遠(yuǎn)程通訊接口，方便和上位機(jī)組成網(wǎng)絡(luò)監(jiān)控系統(tǒng)。通過上位機(jī)對(duì)監(jiān)控器的保護(hù)參數(shù)進(jìn)行設(shè)定和修改、運(yùn)行狀態(tài)監(jiān)控和起停操作、歷史數(shù)據(jù)查詢等。

11、采用背插式結(jié)構(gòu)，強(qiáng)弱電完全分開，可大大減少外部電磁干擾在弱電側(cè)的耦合，增強(qiáng)裝置的抗干擾能力，提高其可靠性和安全性。

CM801 integral (integral) structure, the host module display module and the transformer module as a whole, can be installed in the MNS, GCS, GCK, GGD and other drawing (including 1/4 drawer), fixed type and hybrid type cabinet. Applicable to electricity, petrochemical, metal smelting, manufacturing, light industry, coal and many other industries.

Functional characteristics:

1 、 monitor has overload protection, under load protection, phase failure and three-phase unbalanced protection, blocking protection, earth protection, leakage protection, line protection, undervoltage and over-voltage protection.

2 、 with starting delay function, can avoid starting high current, it is separated from overload action time. The monitor is equipped with current transformer and zero sequence current transformer (optional), with high measuring accuracy and strong anti-interference ability.

3 、 automatic reset function and start mode function (such as: star delta start, autotransformer start, frequency sensitive rheostat start) and many other functions.

4 、 with earth leakage protection, output, alarm and early warning function (real-time monitoring, warning signal ahead of time, the normal state automatically lift early warning signal and fault tripping).

5, with memory failure and motor operation time accumulation memory function, can be used for users to see the fault state and motor operation accumulation time.

6 、 based on microcomputer and digital processing technology, the measurement accuracy is high, the linearity is good, the fault resolution is accurate, and the anti-interference ability is strong.

7, E2PROM memory technology is adopted to realize the parameter setting. After the power cut, the setting parameters are still saved without setting up.

8, with settings keys, shift keys, data keys, reset button, you can set and modify various parameters.

9, one machine multi-purpose, can replace the voltmeter, ammeter, thermal relay, current transformer, time relay, leakage relay, current transmitter, etc..

10, with 4 ~ 20mA analog output interface and RS485 remote communication interface, convenient and host computer network monitoring system. The protection parameters of the monitor are set and modified by the host computer, the monitoring of the running status and the operation of stop and stop, and the inquiry of historical data, etc..

11, the use of back inserted structure, strong and weak electricity is completely separated, can greatly reduce the external electromagnetic interference in the weak side of the coupling, and enhance the anti-interference ability of the device, improve its reliability and security.