Self-operated flow and temperature combination valve

Brief introduction
Self-operated flow and temperature combination valve is mainly used in process control of flow and temperature regulation, can be used for non-corrosive liquid and other media up to 200ºC, work according to the principle of priority action, can not control two parameters at the same time.
Product Description
Self-operated flow and temperature combination valve is mainly used in process control of flow and temperature regulation, can be used for non-corrosive liquid and other media up to 200ºC, work according to the principle of priority action, can not control two parameters at the same time.
Model Number

Category	Flow, Temperature Combination Valve (temperature increase valve close)
	Control liquid temperature		Control liquid or gas temperature
	Hard seal	Soft seal	Hard seal	Soft seal
Model number	V130D05T06	V131D05T06	V130D05T17	V131D05T17

Main technical parameters of control valve

Nominal diameter DN		15	20	25	32	40	50	65	80	100	125	150
Rated flow coefficient Kvs		4	6.3	8	16	20	32	50	80	125	160	280
Under effective pressure * Large flow rate (m3/h) *	0.02 MPa	1.5	2.5	3.5	5.5	9.0	14	22	36	55	70	125
	0.05 MPa	2.5	3.5	5.5	9.0	12	22	36	55	85	110	180
Nominal pressure (MPa)		1.6; 4.0
* High operating temperature (° C)		140 or less
		Hard seal with isolation tank ≤200								400 or less
Force balancing element		Bellows								Rolling diaphragm
Flange standard		ANSI JIS DIN GB JB(special can be supplied by user)
Valve body material		Cast iron; Cast steel; Cast stainless steel
Spool material		Stainless steel, soft seal for stainless steel inlay rubber ring
* High working pressure		Nominal pressure (note △Pmx and the relationship between working pressure and working temperature)

Note: Effective pressure refers to the differential pressure before and after the throttle plate. The maximum flow rate under the effective pressure in the table is applicable to water, and other media need to be converted by the formula.
The main technical parameters of actuator

Effective area (cm2)	250	630
Effective pressure (MPa)	0.02; 0.05
Allow * large pressure difference (MPa) between upper and lower membrane chambers	0.4	0.15
material	Film cover: steel galvanized; Diaphragm: EPDM or FKM clip fiber
Control lines, joints	Copper or steel pipe 10x1; Jacketed type joint R1/4"

T06, T17 actuator main technical parameters

Actuator type number	T06	T17
Temperature setting range (C)	-20 to 50 20 to 90 40 to 110 60 to 130
Special temperature setting (° C)	110 ~ 180 180 ~ 250
Overtemperature protection	Exceed the set value within 100 ° C
Time constant (S)	15	20
Warm bag material	Nickel plated copper
Capillary length (m)	5,10,15 (available on user request)

Performance indicators

Allowable leakage (under specified test conditions)	Hard seal	4 x 10^-4 valve rated capacity
	Soft seal	DN15 to 50	DN65 to 125	DN150
		10 bubbles /min	20 bubbles /min	40 bubbles /min

Allowed differential pressure

Nominal diameter DN		15	20	25	32	40	50	65	80	100	125	150
* Large allowable pressure difference △P(MPa)	PN16	1.6								1.5		0.5
	PN40	2.0

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