BURKERT 221952

Name: 221952 BURKERT
Brand: BURKERT
SKU: 844655-en-eur
Price: 143.63 EUR
Availability: InStock

143.63 € (vat. excl.)

available with 3 to 7 days delivery to France

Specifications

Seal	nbr (nitrile rubber)
Weight	558g

medium-contacting part stopper material		stainless steel
reduced power dc		8 w
thermal insulation class of the actuator		b
coil size		32 mm
coil type		placed on top
protection type ip (max. with suitable connector)		ip65
cable plug in delivery		not included
installation length		65 mm
nominal operation/duty cycle		100 %
switch time close min		120 ms
switch time open min		50 ms
valve construction		valve complete
flow		above seat
actuator type		plunger valve
Type		6,281
main valve orifice 1 (p) (mm)		13 mm
qnn value (gas)		4.100 l/min
rated power consumption		8 w
sealing toward outside material		nbr (nitrile rubber)
seat seal material category		elastomer
temperature medium max		80 °c
nominal pressure (din en 1333)		pn 16
nominal pressure min		0,2 bar
battery voltage		yes
voltage tolerance negative		10 %
voltage max / rated voltage		24 v
port connection 2 thread marking		1/2
port connection 2 type		inner thread
port connection 1 thread marking		1/2
manual actuation screw slot		yes
manual actuation material		pa (polyamide)
manual actuation		yes
valve function number of switching positions		2
Customscode		84818079

medium-contacting part core material		stainless steel
rated power dc		9,5 w
coil wiring overvoltage protection		without
coil insulation material (encasement)		pa (polyamide)
kick and drop coil		energy saving technology possible
electrical connection position		in direction of flow left
electrical connection number of contacts		2 + grounding conductor
pilot control centrally bolted		yes
switch time close max.		3.000 ms
switch time open max.		1.000 ms
switch function		on/off
main valve operating principle		diaphragm valve
operation		servo-controlled
generation		ev
main valve orifice 1 (inch)		1/2 inch
pilot control orifice (mm)		1,2 mm
kv value (water)		3,8 m3/h
pilot control seal material		nbr (nitrile rubber)
seat seal material		nbr (nitrile rubber)
temperature environment max		55 °c
temperature medium min		-10 °c
nominal pressure max (liquid)		16 bar
main valve wetted material		brass
dc voltage		yes
voltage tolerance positive		10 %
voltage min / rated voltage		24 v
port connection 2 thread type		g
port connection 1 thread type		g
port connection 1 type		inner thread
manual actuation stop		yes
manual actuation type		rotary level
Valve function		a - normally closed - inlet port 1 (p/nc)
fluidic port connection number		2