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THF型消防水泵节制柜

           

   消防泵节制柜简介-----


             

   一、功效



,2,节制柜应知足体系的功效及节制请求。 3,节制屏利用中文和英文显现各项任务参数。 4,柜内能源线相色划定:相线 L1(A相)黄色
相线 L2(B相)绿色 相线 L3(C相)白色 零线 浅蓝色 接地线 黄绿双色
5,柜内能源线摆列顺序:从柜前看,从上到下,从左到右,从里到外,相线均按L1、L2、
L3的顺序摆列。
6, 应有对水泵电念头的掩护功效,如:过载、过压、短路、缺相欠压、过热等,并有声
光报警功效,但仅供给报警功效,不许可跳闸。
7, 设有阻力丧失弥补功效,并能经由过程内部参数(如温度、时候、海拔高度和流量)对设定
值停止调理。
8, 具备停止当场手动操纵(可对单个泵测试)和数字长途节制功效,包罗装配的开停等。  节制柜能清楚地显现水泵运转和毛病环境,并发作声光报警旌旗灯号。能用LCD显现体系
相干参数。
9,具备对体系的监督功效,即对丈量值(压力、流量)最大、最小值的限定。  具备通信总线功效。
10,每台节制柜应供给以下无源触点旌旗灯号及接口端子,并具备将每台水泵的运转和毛病的
无源触点旌旗灯号传至消防报警体系的功效。  由消防报警体系经由过程无源触点旌旗灯号节制消防水泵的启停。
11, 每台消防水泵手动/主动开关状况旌旗灯号(经由过程无源触点旌旗灯号)传至消防报警体系。  每台消防水泵启/停状况旌旗灯号(经由过程无源触点旌旗灯号)传至消防报警体系。  每台消防水泵毛病旌旗灯号(经由过程无源触点旌旗灯号)传至消防报警体系。  节制柜内应按照功效请求留有充足的端子,并预留25%的空端子。
消防水泵节制柜中应为消防报警体系预留无源触电旌旗灯号,招标人有义务调和并肯定无源触点旌旗灯号接点的预留地位。

12,主(zhu)动喷(pen)淋水泵(beng)节制柜(ju)应可接(jie)管泵(beng)组(zu)出口水管上(shang)的压(ya)(ya)(ya)力(li)(li)传感器的压(ya)(ya)(ya)力(li)(li)变(bian)送旌(jing)旗灯号,当(dang)压(ya)(ya)(ya)力(li)(li)低于稳压(ya)(ya)(ya)泵(beng)启(qi)动压(ya)(ya)(ya)力(li)(li)值时,节制柜(ju)收回(hui)指令开启(qi)稳压(ya)(ya)(ya)泵(beng),当(dang)体(ti)(ti)系(xi)到达压(ya)(ya)(ya)力(li)(li)设(she)定(ding)值时,封闭稳压(ya)(ya)(ya)泵(beng);当(dang)压(ya)(ya)(ya)力(li)(li)低于主(zhu)动喷(pen)淋主(zhu)泵(beng)启(qi)动的压(ya)(ya)(ya)力(li)(li)值时,节制柜(ju)收回(hui)指令开启(qi)主(zhu)动喷(pen)淋主(zhu)泵(beng),给喷(pen)淋体(ti)(ti)系(xi)供(gong)给到达设(she)想(xiang)值的充(chong)足的水量。

  请求及划定

消防泵组节制体(ti)系(xi)由微(wei)机法(fa)式(shi)和(he)电路节制,电控(kong)箱将(jiang)节制装(zhuang)(zhuang)配(pei)的(de)全数(shu)任务(wu)状况,并(bing)经由过程“查抄(chao)节制体(ti)系(xi)”对全部装(zhuang)(zhuang)配(pei)停止查抄(chao),一旦(dan)产(chan)生毛病将(jiang)发作声光报警旌旗(qi)灯号(hao)。 招标人所供(gong)装(zhuang)(zhuang)配(pei)应有两(liang)种(zhong)任务(wu)状况,即自检和(he)告急环(huan)境。

电器的普通划定
1.塑壳断路器
塑壳断路器应按IEC898规范设想制作,额外电压应不小于440V,额外短路电流不小于35kA,具备短路刹时,过载延时及接地毛病掩护。掩护倍数10~14。 塑壳断路器接纳手动操纵并带负荷热过载及短路刹时脱扣器,特别请求时可设想成遥控分励脱扣器,带附件及帮助装备。 2.微型断路器
微型断路器应按IEC 898规范设想制作,额外电压不小于440V,额外开断电流应不小于10kA,机器寿命不小于20000次,具备短路刹时、过载延时掩护。 3. 打仗器
打仗器为户内利用的氛围开断型电磁机器开关,应合适以下规范:(1)  IEC947-4-1 高压开关及节制装备
(2) IEC158-3 高压节制装备第一局部:打仗器
(3) IEC445 用字母数字标记辨认电气接线端子和接线标记同一通用准绳 一切打仗器应能在通电延续率为60%,且利用种别为AC3时,能不中断或中断地一般运转。打仗器额外操纵电压应不小于440V。 额外的操纵电流应不小于启动时的额外操纵电流。
打仗器接纳积木式布局,应易于更调线圈及触头。打仗器的实验地位应为常开,且在肆意的装置地位都可一般操纵,一切端子从正面毗连。 4.热继电器
热继电器应知足IEC947-4-1有关条目的请求。
招标人应供给时候电流特征曲线。曲线公役应不跨越±10%。 热继电器的整定电流规模宜包罗电念头的额外电流。

I. function

1. The water pump control cabinet shall be provided by the manufacturer with complete qualification certification, and the control cabinet shall include but not limited to the following functions and requirements: 1. All kinds of electrical components shall meet the specifications and standards.






2. The control cabinet shall meet the function and control requirements of the system. 3. The control panel shall display all working parameters in Chinese and English. 4. Regulations on phase color of power line in cabinet: phase line L1 (phase a) yellow

Phase line L2 (phase B) green phase line L3 (phase C) red zero line light blue ground wire yellow green two colors

5. Sequence of power lines in the cabinet: from the front of the cabinet, from top to bottom, from left to right, from inside to outside, the phase lines are L1, L2

The order of L3.

6. It shall have the protection function for the pump motor, such as overload, over voltage, short circuit, lack of phase under voltage, overheating, etc., with sound

Light alarm function, but only alarm function is provided, tripping is not allowed.

7. It has resistance loss compensation function and can be set by external parameters (such as temperature, time, altitude and flow)

Value to adjust.

8. It has the functions of local manual operation (single pump can be tested) and digital remote control, including the start and stop of the device. The control cabinet can clearly display the operation and failure of water pump, and send out audible and visual alarm signals. Able to use LCD display system

Relevant parameters.

9. It has the function of monitoring the system, i.e. limiting the maximum and minimum measured values (pressure and flow). Communication bus function.

10. Each control cabinet shall be provided with the following passive contact signals and interface terminals, and shall be equipped with

Function of passive contact signal to fire alarm system. The fire alarm system controls the start and stop of the fire pump through the passive contact signal.

11. The manual / automatic switch status signal of each fire pump (through passive contact signal) is transmitted to the fire alarm system. The start / stop status signal of each fire pump (through passive contact signal) is transmitted to the fire alarm system. Each fire pump fault signal (through passive contact signal) is transmitted to the fire alarm system. Enough terminals shall be reserved in the control cabinet according to the functional requirements, and 25% of empty terminals shall be reserved.

Passive electric shock signal shall be reserved for the fire alarm system in the fire pump control cabinet, and the tenderer is responsible for coordinating and determining the reserved position of passive contact signal contact.

12. The automatic spray water pump control cabinet shall be able to accept the pressure transmission signal from the pressure sensor on the outlet water pipe of the pump set. When the pressure is lower than the starting pressure of the stabilized pressure pump, the control cabinet will send a command to start the stabilized pressure pump, When the system reaches the pressure setting value, close the stabilized pressure pump; when the pressure is lower than the starting pressure value of the automatic spray main pump, the control cabinet sends out a command to start the automatic spray main pump to provide the spray system with enough water to reach the design value.



Requirements and regulations



The control system of fire pump unit is controlled by microcomputer program and circuit. The electric control box will control all working conditions of the device and check the whole device through "check control system". Once there is a fault, it will send out an audible and visual alarm signal. The equipment provided by the tenderer shall have two working states, namely self inspection and emergency.



General provisions for electrical appliances

1. Molded case circuit breaker

The molded case circuit breaker shall be designed and manufactured according to iec898 standard, with rated voltage not less than 440V, rated short-circuit current not less than 35ka, and short-circuit instantaneous, overload delay and ground fault protection. The protection ratio is 10-14. The molded case circuit breaker adopts manual operation and thermal overload and short-circuit instantaneous release with load. It can be designed as remote control shunt release with accessories and auxiliary equipment in case of special requirements. 2. Miniature circuit breaker

Miniature circuit breakers shall be designed and manufactured according to IEC 898 standard, with rated voltage not less than 440V, rated breaking current not less than 10kA, mechanical life not less than 20000 times, and short-circuit instantaneous and overload delay protection. 3. contactor

The contactor is an indoor air breaking electromagnetic mechanical switch, which shall meet the following standards: (1) iec947-4-1 low voltage switch and control equipment

(2) Iec158-3 low voltage control equipment Part 1: Contactors

(3) Iec445 uses alphanumeric symbols to identify electrical terminals and wiring marks. All contactors shall be able to operate normally without interruption or interruption when the power on duration is 60% and the use category is AC3. The rated operating voltage of contactor shall not be less than 440V. The rated operating current shall not be less than the rated operating current at startup.

The contactor adopts the building block structure, which is easy to change the coil and contact. The test position of the contactor shall be normally open, and it can operate normally at any installation position. All terminals shall be connected from the front. 4. Thermal relay

The thermal relay shall meet the requirements of iec947-4-1.

The tenderer shall provide time current characteristic curve. Curve tolerance shall not exceed ± 10%. The setting current range of thermal relay should include the rated current of motor.

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