Burkert寶德伺服輔助式兩位兩通隔膜電磁閥類(lèi)型 0290 / 貨號(hào)19557

0290型真空電磁閥不銹鋼G1/2

伺服輔助式隔膜電磁閥，最大通徑 DN 50
固定耦合的隔膜，沒(méi)有差壓也可以打開(kāi)閥門(mén)
防震線圈
阻尼設(shè)計(jì)，閥門(mén)動(dòng)作靜音
DC 式節(jié)能節(jié)電

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描述
參數(shù)
設(shè)備圖片

技術(shù)屬性

名稱	參數(shù)	單位
Type	0290
Operation	force-controlled
Actuator type	Plunger valve
Main valve operating principle	Diaphragm valve
Switch function	on/off
Media separation	No
Valve function	A - normally closed - inlet port 1 (P/NC)
Fluidic port connection number	2
Valve function number of switching positions	2
Valve function manual actuation	No
Flow	Above seat
Nominal pressure min	0	bar
Nominal pressure max (liquid)	16	bar
Main valve orifice 1 (P) (mm)	12	mm
Main valve orifice 1 (inch)	7/16 inch
Kv value (water)	1,8	m3/h
QNn value (gas)	1.900	l/min
Main valve wetted material	Stainless steel
Port connection 1 type	Inner thread
Port connection 1 thread type	G
Port connection 1 thread marking	1/2
Port connection 2 type	Inner thread
Port connection 2 thread type	G
Port connection 2 thread marking	1/2
Medium-contacting part core material	Stainless steel
Medium-contacting part stopper material	Stainless steel
Valve body cover material	Stainless steel
Seat seal material category	Elastomer
Seat seal material	FKM (Fluor rubber)
Sealing toward outside material	FKM (Fluor rubber)
Temperature environment max	55	°C
Temperature medium min	0	°C
Temperature medium max	90	°C
Voltage / rated voltage	24	V
Voltage / rated voltage	24	V
Voltage tolerance negative	10	%
Voltage tolerance positive	10	%
Voltage frequency	50/60	Hz
AC voltage	Yes
DC voltage	Yes
Battery voltage	Yes
Rated power DC	80	W
Reduced power DC	6	W
Rated power consumption	80	W
inrush power consumption AC	80	V·A
Rated power AC	6	V·A
Electrical connection sort	Plug pattern form A according to DIN EN 175301-803
Electrical connection number of contacts	2 + Grounding conductor
Electrical connection position	in direction of flow left
Protection type (IP max. with suitable connector)	IP65
Coil type	block bolted
Coil insulation material (encasement)	Epoxy
Coil size	40	mm
Coil wiring overvoltage protection	Suppressor diode
Coil wiring rectifier	Yes
Coil wiring polarity protection	Yes
Coil wiring polarity recovery diode	Yes
Thermal insulation class of the actuator	H
Nominal operation/Duty cycle	100	%
Switch time open min	100	ms
Switch time open max.	250	ms
Switch time close min	700	ms
Switch time close max.	2.000	ms
Valve setting opening time	No
Valve setting closing time	No
Back-pressure-resistant version	No
Vacuum version	Yes
Analysis version	No
Oil burner valve	No
Steam version	No
Pilot control orifice (mm)	1,5	mm
Pilot control seal material	FKM (Fluor rubber)
Low-noise version	No
Main valve with integrated screen	No
Installation length	74,5	mm
Valve construction	Valve complete
重量	0,640000	kg

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