Pulse safety valve

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Pulse safety valve

Model: A49H-10
Nominal diameter: DN150 ~ 250mm
Operating temperature: ≤300 ℃
Medium: LPG, air, water
Applications: Suitable for chemical, petrochemical, oil, paper, mining, electricity, gas, food, Pharmaceutical, water supply and drainage, municipal services, machinery and equipment, electronics industry, urban construction and other fields

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產品詳細

【Installation Notes】

1, the valve must be installed vertically in the highest position of the device.

2, the main safety valve fastened on the support, bearing the main relief valve to withstand the recoil generated when the recoil.

3, the exhaust pipe should have a special hanger, exhaust pipe weight shall not be added to the main safety valve, the main safety valve and the exhaust pipe connecting flange should be to eliminate any additional prestress.

4, the lowest point of the exhaust pipe should be considered hydrophobic, so as not to generate water hammer exhaust.

【Main dimension parameter】

model	Nominal diameter	Connection size
model	Nominal diameter	L	L1	L2	H	D	D1	D2	b	zd	DN	D	D1	D2	b	zd
A49H-4	150	220	230	240	486	300	250	204	30	8-25	200	360	310	278	34	12-25
A49H-4	200	270	295	330	615	375	320	260	38	12-30	300	485	430	390	40	16-30
A49H-4	250	300	350	370	646	445	385	313	42	12-34	350	550	490	450	44	16-34