080 782 4266 🚚 Free shipping over R3,000
Contact Us
Siemens Overload relay, Thermal For motor protection Size S3 Part number 3RU2146-4KB0
Product Description
Siemens thermal overload relay, 3RU2146-4KB0 is the perfect fit for current-dependent overload protection in the main circuit. The thermal overload relay offers a wide setting range of 57 - 75 A. The SIRIUS overload relay provides an excellent safeguard for motors and systems. The thermal overload relay is designed to effortlessly be inserted due to its optimised size S3 as well as a Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset.
Monitoring relays are used in all areas of electrical switchgear technology.
Technical Specifications
| Adjustable current range | 75 A |
| Compliance/Standards | IEC 61508, IEC 60529, IEC 60068-2, IEC 81346-2 |
| country_of_origin | Germany |
| description | Overload relay 57...75 A Thermal For motor protection Size S3, Class 10 Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset |
| IP Rating | IP20 |
| IP Rating Detailed | IP20 touch protection on the front according to IEC 60529 finger |
| Max. rated operation voltage Ue | 1000 V |
| Mounting method | Direct attachment |
| Number of auxiliary contacts as normally closed contact | 1 |
| Number of auxiliary contacts as normally open contact | 1 |
| Part Depth (mm) | 132,00mm |
| Part Height (mm) | 113,00mm |
| Part Width (mm) | 78,00mm |
| Release class | CLASS 10 |
| Reset function automatic | Yes |
| Reset function push-button | Yes |
| Type of electrical connection of main circuit | Screw connection |
| Weight (g) | 0,600 Kg |
Technical Documentation & Downloads
Data Sheet
Complete technical specifications (PDF)
Brochure / Catalog
Product brochure and catalog information
Manual / Catalog Page
Installation and operation guide
Circuit Diagram
Wiring and connection guide
CE Declaration
Compliance and certification documents
Dimensional Drawing
Mechanical dimensions and mounting
3D Model / CAD
3D models and CAD files
Product Information
Manufacturer product page and specifications
Certificates & Approvals
Product approvals and certificates
EPD Document
Environmental Product Declaration
Siemens Product Page
Full specifications, datasheets and downloads
Videos & Media
Product Overview
Overview, features and application examples
Compatible Accessories & Components
Related products
More in Siemens
View all 2232 →-
Siemens 1215C Compact CPU, program/data memory 125KB6ES7215-1BG40-0XB0
-
Siemens Basic mono panel, key operation, 3", black/white6AV6647-0AH11-3AX0
-
Siemens Central processing unit with 1 MB work memory6ES7516-3AN02-0AB0
-
Siemens Central processing unit with 1.5 MB work memory6ES7516-3FN02-0AB0
-
Siemens Circuit breaker for motor protection, size S2, 650A3RV2031-4VA10
-
Siemens Circuit breaker for motor protection, size S2, 845A3RV2031-4JA10
-
Siemens Circuit breaker for motor protection, size S2, 949A3RV2031-4KA10
-
Siemens Circuit breaker for motor protection, size S3, 650A3RV2041-4HA10
-
Circuit breaker size S00 for motor protection, CLASS 10 A-release 0.14...0.2 A N release 2.6 A Spring-type terminal Standard switching capacity3RV2011-0BA20
-
Industrial Ethernet, RJ45 plug-in connector (10/100 Mbit/s) with rugged metal enclosure and FC connection system6GK1901-1BB30-0AB0
-
LV HRC fuse NH000 6A gG 690Vac/250Vdc3NA3801-6
-
Miniature circuit breaker, type D, 3-pole, 70mm, 400V, 10kA, 63A5SY4363-8
- Choosing a selection results in a full page refresh.