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Technical Data
Type 3281
6 TECHNICAL DATA
6.1 Conformity
The Type 3281 conforms to the EU directives according to the EU declaration of conformity (if applicable).
6.2 Standards
The standards applied to demonstrate conformity with the Directives can be found in the EU type examination
certificate and/or the EU declaration of conformity (if applicable).
6.3 Operating conditions
WARNING
Risk of injury due to malfunction if used outdoors.
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Do not use the device outdoors and keep it away from heat sources that could cause the permissible
temperature range to be exceeded.
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Protect the device from direct sunlight and humidity.
Ambient temperature -10...+60 °C (note derating curve, see chapter “6.6.1”)
Medium temperature -10...+130 °C
Air humidity < 95%, non-condensing
Media non-aggressive, pure and non-corrosive liquid and gaseous media that
do not attack valve bodies and seal materials.
Check resistance in each individual case.
In the case of dirty media, pre-connect a suitable dirt trap with a mesh
size of ≤ 0.3 mm.
Circuit function
2 (A)
1 (P)
Direct-acting 2-way valve, motor-driven, currentless in position
6.4 Mechanical data
Materials
Actuator cover
Plastic parts black: PPS GF40,
Plastic parts anthracite: PC GF10
Valve body Stainless steel VA
Seal material PTFE
Other materials in the fluid
sector
Stainless steel VA
Connections G1/2, RC1/2, NPT1/2 and welded connection
Weight DN10 with VA straight globe body 1113 g
Dimensions see data sheet
english