FIRE FIGHTING SIGNAL WAFER TYPE BUTTERFLY VALVE XD37

Categories	WAFER AND LUG TYPE B V
Brand	KRV
Model	DN50-DN250
Update Time	2021-06-19

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Detail Information

BWSX mid-line butterfly valve is a mid-line butterfly valve developed by introducing advanced technology from abroad. BWSX mid-line butterfly valve has the advantages of simple structure, reliable sealing, easy opening, long service life and convenient maintenance. Therefore, it is widely used in various pipelines of water supply and drainage system, building fire protection system, especially in fire protection pipelines.

Features:

1.Small in size and light in weight. Easy instllation and rrintenance. It can be mounted wherever nedded.

2.Sipie and compact construction, quick 90 degrees on-off operation.

3.Miniminzed operating torque, energy saving.

4.Bubbles-tight sealing with no leakage under the pressure test.

5.Wide selection of materials, applicable for various mdeium.

Specification

DN(mm) Nominal diameter		50 (2") -250 (10")
PN (MPa) Nominal pressure		1.0	1.6
Testing pressure	Shell	1.5	2.4
	Sealing	1.1	1.76
°C Working temperature		-15~+150
Suitable mediums		water.sewage, sea water, air, steam, food, medicine, etc.
Microswitch capacity		AC 220V 1A DC 30V 0.5A

Dimension

Main dimensions and weight

DN		A	B	C	D1	D2	D3	D4	E	K	L	ø	a°	Weight
mm	inch	A	B	C	D1	D2	D3	D4	E	K	L	ø	a°	Weight
50	2"	80	161	42	52.9	120	23	100	150	35	45	150	45	8
65	2.5"	89	175	44.7	64.5	136.2	26.5	120	150	35	47.6	150	45	8.7
80	3"	95	181	45.2	78.8	160	18	127	150	35	49	150	22.5	9.1
100	4"	114	200	52.1	104	185	24.5	156	150	35	54.7	150	22.5	10.4
125	5"	127	213	54.4	123.3	215	23	190	150	35	58	150	22.5	12.5
150	6"	139	226	55.8	155.6	238	25	212	150	35	58.6	150	22.5	13.3
200	8"	175	260	60.6	202.5	295	25/23	268	150	40	63.4	200	22.5/15	22.2
250	10"	203	292	65.6	250.5	357	29	325	150	40	70	200	15	28.2

DN		A	B	C	D1	D2	N	Th0	Q	E	K	L	ø	Weight
mm	inch	A	B	C	D1	D2	N	Th0	Q	E	K	L	ø	Weight
50	2“	80	161	42	52.9	125	4	M16	118	150	35	45	150	9.3
65	2.5”	89	175	44.7	64.5	145	4	M16	137	150	35	47.6	150	9.7
80	3“	95	181	45.2	78.8	160	8	M16	178	150	35	49	150	10.2
100	4”	114	200	52.1	104	180	8	M16	206	150	35	54.7	150	14.5
125	5“	127	213	54.4	123.3	210	8	M16	238	150	35	58	150	16.4
150	6”	139	226	55.8	155.6	240	8	M16	266	150	35	58.6	150	19.7
200	8“	175	260	60.6	202.5	295	8/12	M20	329	150	40	63.4	200	27.2
250	10”	203	292	65.6	250.5	350/355	12	M20/M24	393	150	40	70	200	35.8

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