 | | Humfree Contactor 25A, 3NO+1NC, 230V |
| Cat. Ref.: | ESC428S | EAN No.: | 3250612400225 | ex. GST*: | 153,49 $ / pc. | inc. GST*: | 168,84 $ / pc. |
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Technical Properties
Architecture
 | Type of order: | Not applicable |
 | Number of poles: | 4 P |
Main electrical features
 | Rated operational voltage Ue: | 400 V |
 | Frequency: | 50/60 Hz |
Voltage
 | Rated insulation voltage: | 440 V |
 | Command voltage AC: | 230 V |
 | Rated impulse withstand voltage: | 4 kV |
Electric current
 | Rated current: | 25 A |
 | Thermal rated current outside of housings: | 25 A |
 | Acceptable current load with AC7 category A: | 25 A |
 | Acceptable current load with AC7 category B: | 8,5 A |
Power
 | Inrush power absorbed: | 2,8 VA |
 | Operating consumption: | 2,8 VA |
 | Total power loss under IN: | 7,3 W |
 | Power loss per contact: | 1,5 W |
 | Power dissipation per coil: | 2,8 W |
 | Contact rating with 230 V in AC7 category A: | 4,6 kW |
 | Contact rating with 230 V in AC7 category B: | 880 W |
 | Contact rating with 400 V in AC7 category A: | 13,8 kW |
 | Contact rating with 400 V in AC7 category B: | 2,6 kW |
Tripping
 | Time of response when opening: | 15 ms |
 | Time of response when closing: | 25 ms |
Resistance
 | Winding resistance: | 14700 Ω |
Endurance
 | Electric endurance in number of cycles: | 30000 |
 | Number of mechanical operations: | 1000000 |
Dimensions
 | Depth of installed product: | 60 mm |
 | Height of installed product: | 83 mm |
 | Width of installed product: | 35,75 mm |
Fluorescent bulbs control
 | Max. power with fluorescent parallel lamps: | 810 VA |
 | Fluorescent lamps in duo circuit: | 1990 VA |
 | Max. load fluorescent lamp: | 950 VA |
Incandescent bulbs control
 | Max. power with incandescent lamps: | 1900 W |
Installation, mounting
 | Tightening torque: | 1,2Nm |
Connection
 | Connection cross-sect. flexible conductor: | 1 / 6mm² |
 | Connection cross-sect. rigid cable: | 1 / 10mm² |
 | Number of contacts: | 4 |
 | Type of contacts: | 3NO+1NC |
 | Type of connection: | with screw |
 | Cable connect. cross section (flexible) for control: | 1/6 mm² |
 | Connection cross-section of the control cable solid: | 1/10 mm² |
Equipment
 | Can be accessorized: | yes |
 | With slide for manual switch: | no |
Use
 | Local operation/hand operation: | no |
Standards
 | European directive WEEE: | concerned |
Safety
 | Protection index IP: | IP2X |
 | Protection class: | isol.class II |
Use conditions
 | Operating temperature: | -10 … 50 °C |
 | Storage/transport temperature: | -40 … 80 °C |
*All data is subject to errors and technical modifications. All prices are recommended retail prices.