Submersible explosion proof pump

Dewatering pump, Submersible pump, Explosion proof, Self-cooling - details see: https://www.machineto.com/submersible-explosion-proof-pump-10229073

Place of Origin:Shandong China (Mainland)	Brand Name:YANSHAN	Model Number:BQW	Color:Black or green
Application:Mine

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I. General introduction

1. Product features

1.1 BQW series explosion proof submersible sewage pump mainly used under coal mine laneway and working face drain,easy explode occasion.

1.2 BQW series pumps are bottom suction type submersible pump, the impeller fitted on the end of motor shaft, no coupling required. The pump can be used in explosion proof electric equipment standard request in GB3836.1.2 explosion condition. we have security standard certificate and explosion proof certificate. Wide flow channel impeller make it suitable for sewage draining of low water level and that contain the larger particals. its has features of simple structure、long life、simple use etc, also no need priming pump as it is one type of submersible pump.

3. Application conditions

3.1. BQW series pump can be operating safty in coal mine which containing methane, coal dust in air. Or in flammability and explosion enviroment

3.2. The pumping liquid should according with following conditions:

3.2.1. The Max. temperature should be less than 40°C

3.2.2. The PH value should be between 5~9.

3.2.3. Max. consistence by volume of solid not exceed 2%

3.3. The best installation is vertical, Max. incline should be not exceed 10^O.

3.4. Operation duty: continuous S1.

II. Main technical parameters of BQW pump Table I

Type	Q	H	Motor power	Speed	Max. size of granule	Outlet Dia.	Overall Dia.	weight
Type	m3/h	m	Kw	r/min	mm	mm	mm	kg
BQW(BQX)10-10-1.5	10	10	1.5	2840	3	40	380X 165	39
BQW(BQX)15-15-2.2	15	15	2.2	2860	5	40	545X 280	56
BQW(BQX)9-22-2.2	9	22	2.2	2860	5	40	545X 280	56
BQW(BQX)25-12-3	25	12	3	2870	5	40	510X 220	47
BQW(BQX)15-30-4	15	30	4	2890	5	40	597X 320	85
BQW(BQX)38-15-4	38	15	4	2890	5	68	597X 320	85
BQW(BQX)12-50-5.5	12	50	5.5	2900	12	40	625X 350	81
BQW(BQX)20-50-7.5	20	50	7.5	2900	16	50	648X 350	88
BQW(BQX)30-50-11	30	50	11	2930	18	50	898X 380	100
BQW(BQX)50-50-15	50	50	15	2930	12	80	945X 380	210
BQW(BQX)40-60-15	40	60	15	2930	12	80	945X 380	210
BQW(BQX)30-70-18.5	30	70	18.5	2930	10	80	996X 403	270