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Valve equipment

Safety valves of КПВ (KPV) type

SAFETY VALVES OF КПВ (KPV) TYPE

Purpose

Safety valves of КПВ (KPV) type with conditional passage 10, 20, 32 are designed to protect against overloading of the hydraulic system and to maintain constant pressure in it.

Specifications


Parameter name	Execution and data

	КПВ 10	КПВ 20	КПВ 32

Conditional pass, mm	10	20	32

Outlet pressure, MPa
nominal	32	32	32
maximum	35	35	35

Maximum discharge pressure, MPa	0,3	0,3	0,3

Regulation range, MPa for execution:
КГВ...В1	0,5...10	0,5...10	0,5...10
КГВ...В2	1...20	1...20	1...20
КГВ...В3	2...32	2...32	2...32

Fluid flow rate, dm³/min
nominal	63	60	320
maximum	100	250	500
minimum	3	5	5

Internal tightness (maximum internal leakage), cm³/min	40	60	100

Weight (without working fluid), kg
one pressure stage, remote unloading	1,42	1,91	2,71
one pressure stage electrodynamic unloading	2,82	3,31	4,11
two pressure stages, electro-hydraulic control, 1 electromagnet	3,61	4,10	4,90
wo pressure stages, electro-hydraulic control, 2 electromagnets	4,21	4,70	5,50

Maximum overpressure settings with an instantaneous increase in pressure, %	10	10	10

Rise time after cessation of discharge, s	0,1	0,15	0,2

Pressure at discharge, MPa
main stream	32	32	32
control lines	6	6	6

Valve type	L		a	b	n	m	d₁	I	H	h	I₁	D	d
	min	max
КПВ 10.В	116	122	65	55	45	35	М10	25	116	51	50	34	25
КПВ 10.Р	152	158
КПВ 10.К	176	182
КПВ 20.В	120	126	75	65	50	40	М12	25	124	59	58	44	34
КПВ 20.Р	156	162
КПВ 20.К	180	186
КПВ 32.В	126	132	86	76	58	48	М14	30	142	72	72	54	44
КПВ 32.Р	162	168
КПВ 32.К	187	193

Our contacts

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