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3RA1444-8XB20-1AF0
3RA1444-8XB20-1AF0 SIEMENS CONTACTOR COMBINATION, STAR-DELTA (FACTORY-ASSEMBLED) WITH FRONT SIDE TIMING REL..
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Key Specifications
:
Depth:mm
Width:mm
Height:mm
Supplier Information
SIEMENS
Products: 367174
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Technical Specifications
| Parameter | Value |
|---|---|
| Depth | mm |
| Width | mm |
| Height | mm |
| ● at AC | |
| ● at DC | |
| — at 50 Hz | |
| — at 60 Hz | |
| Mounting type | |
| — at the side | mm |
| Product function | |
| Required spacing | |
| Mounting position | |
| Size of contactor | |
| ● 1 rated value | Hz |
| Umweltbestätigung | Bestätigungen |
| product brand name | |
| ● during storage | °C |
| ● for live parts | |
| Ambient temperature | |
| Degree of pollution | |
| Product designation | |
| ● leading contact | |
| ● during operation | °C |
| ● during transport | °C |
| ● lagging switching | |
| Design of the fuse link | |
| Operating power at AC-3 | |
| Control supply voltage 1 | |
| General Product Approval | Declaration of Conformity |
| — at 50 Hz rated value | V |
| ● at 400 V rated value | kW |
| ● at 500 V rated value | kW |
| ● at 690 V rated value | kW |
| Certificate of suitability | |
| Design of the surge suppressor | |
| Control supply voltage frequency | |
| Protection class IP on the front | |
| ● of the main contacts typical | |
| ● of auxiliary contacts typical | |
| Product extension Auxiliary switch | |
| ● for grounded parts at the side | mm |
| — with type of assignment 2 required | |
| Number of NC contacts for main contacts | |
| Equipment marking acc. to DIN EN 61346-2 | |
| Number of poles for main current circuit | |
| — with type of coordination 1 required | |
| Contact reliability of auxiliary contacts | |
| Mechanical service life (switching cycles) | |
| ● with side-by-side mounting at the side | mm |
| Number of NC contacts for auxiliary contacts | |
| Number of NO contacts for auxiliary contacts | |
| Operating voltage at AC-3 rated value maximum | V |
| Type of voltage of the control supply voltage | |
| Operating current at AC-3 at 400 V rated value | A |
| Control version of the switch operating mechanism | |
| ● for short-circuit protection of the main circuit | |
| Type of electrical connection for main current circuit | |
| Installation altitude at height above sea level maximum | m |
| Insulation voltage with degree of pollution 3 rated value | V |
| ● of the contactor with added auxiliary switch block typical | |
| ● for short-circuit protection of the auxiliary switch required | |
| Operating range factor control supply voltage rated value of magnet coil | |
| Equipment marking acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 | |
| General Product ApprovalDeclaration of ConformityShipping ApprovalotherUmweltbestätigungBestätigungen | General Product Approval |
Product Description
More details
Key Features
- Industrial grade quality
- RoHS compliant
- CE certified
- 1-year warranty
Product Documents
Datasheet
Technical specifications and performance data
User Manual
Installation and operation guide
