| 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 | EPDM (Ethylene-propylene-diene rubber) |
|
| Sealing toward outside material | EPDM (Ethylene-propylene-diene rubber) |
|
| Temperature environment max | 55 | °C |
| Temperature medium min | -30 | °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 | EPDM (Ethylene-propylene-diene rubber) |
|
| Low-noise version | No |
|
| Main valve with integrated screen | No |
|
| Installation length | 74,5 | mm |
| Valve construction | Valve complete |
|
| 重量 | 0,647000 | kg |
3007751905 
1179322382 
+86?133 5788 9265 
info@wheat-auto.com 
