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BERRE Value Mining electric gate valve flameproof switch type
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1.Mining electric gate valve flameproof switch typeOverview:

The valve diameter is DN15 ~ DN1800, the medium pressure is PN0.6~32.0MPa, and the valve body material is WCB cast steel or 304/304L/316/316L stainless steel

The power supply voltage is AC660V or AC380V, and the control methods include ordinary coal safety explosion-proof switch type, intelligent integrated mining electric switch type, intelligent integrated mining electric regulation type, intelligent integrated mining electric RS-485 bus type, intrinsically safe intelligent integrated mining electric switch type, intrinsically safe intelligent integrated mining electric regulation type, etc., can accept switching signal, 4-20mA DC analog signal, bus protocol and other control methods.

Remarks: Common control methods in mining integrated electric gate valves: conventional coal safety explosion-proof switch type, intelligent integrated switch type, and intelligent integrated adjustment type. The three have the same points as coal safety explosion-proof type, and both can be opened and closed in case of power failure. The main difference lies in the control method, as follows:

2.Mining electric gate valve flameproof switch typefunction introduction

 

MA mining flame-proof electric gate valve with coal safety certificate is mainly used to control the on and off of underground waterway pipelines in coal mines and adjust the medium flow. Generally, this explosion-proof mining electric gate valve, MA mining electric gate valve with coal safety certificate, mining explosion-proof electric gate valve, this mining flame-proof electric gate valve must carry a coal safety certificate to be used safely in the mine.

Characteristics of ZB mining flame-proof electric device: It has mining license and coal safety certificate, and the explosion-proof protection level is IP65, IP55, etc. Suitable for flammable and explosive occasions, with high safety factor, strong operating functions, stable performance, etc. There are two types of explosion-proof products: dI and dIIBT4. dI is suitable for non-mining working faces in coal mines; dIIBT4 is used in factories and is suitable for explosive gas mixtures in groups T1 to T4 of IIA and IIB. The performance of this product meets the requirements of JB/T8528-1997 Technical Conditions for Ordinary Valve Electric Devices. The performance of the explosion-proof type meets the requirements of GB3836.1-2000 General Requirements for Explosion-proof Electrical Equipment for Explosive Environments and the Technical Conditions of JB/T8529-1997 Electric Devices for Explosion-proof Valves. It was verified by the National Explosion-proof Electrical Product Testing Center and obtained an explosion-proof certificate. The integrated Denso is derived from the Z ordinary type, adding many electrical and electronic components. The overall ordinary electrical part mainly consists of the multi-function module MK1 remote control module MK2 button box indicator light, opening meter, contactor, etc. composed. The multi-function module MK1 consists of three parts: a phase identifier XS, a contactor interlock protector HB and a DC power supply DC. The remote module MK2 consists of four solid state relays and three dial switches. The overall adjustment type electrical part consists of adjustment module TMK, explosion-proof mining electric gate valve, electric gate valve with coal safety, explosion-proof mining electric gate valve, mining explosion-proof electric gate valve, MZ941H-16C is mainly used in coal mines and underground mines. Generally, this explosion-proof mining electric gate valve has coal safety electric gate valve. The power voltage of the mining explosion-proof electric gate valve has 380V and 660V. This electric gate valve must have a coal safety certificate to enter the mine contactor. The control line is 220V, 50Hz (60Hz for special orders); the remote control is 24VDC. The adjustment module can receive and output 4 - 20ma standard signals. Electrical components are mounted on a reversible plate to allow adjustment of torque control, travel controller, and opening mechanism. There are three buttons on the button box. The middle is the on-site/remote control conversion button. The left side is the on-site valve closing button and the right side is the on-site valve opening button. Covering the button box is for remote control, and opening the cover is for on-site operation.

 

 

Note: The H value in different electric devices is different, and the actual value shall prevail.

 

 

 

 


 

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