Siemens 3RH2911-2GA04 Sirius Auxiliary Switch, 4 NC Contacts, Spring-Loaded Terminal Original Brand New
$38.63
High-reliability front-mounted auxiliary switch designed for Sirius contactor relays. Featuring 4 NC (Normally Closed) contacts and modern spring-loaded terminals, it ensures vibration-proof wiring and seamless integration with 3RH2140 and 3RH2440 models.
Availability: In stock
Overview
The Siemens 3RH2911-2GA04 is a specialized auxiliary switch block from the SIRIUS modular system. Engineered for precision and safety, this unit provides additional signaling and control logic for industrial motor starters and relays. It is specifically physically coded to ensure correct mating with compatible contactor relays, adhering strictly to EN 50011 standards for terminal marking and reliability.
Key Benefit
-
Tool-Free Installation: The spring-loaded terminal system allows for fast, maintenance-free wiring that is highly resistant to shock and vibration.
-
Error-Proof Design: Physically coded construction ensures it can only be combined with the correct 3RH2140 and 3RH2440 relay models, preventing installation errors.
-
Space-Saving: Front-mounting capability allows you to expand your control logic without increasing the footprint on the DIN rail.
-
Global Standards: Fully compliant with EN 50011, making it suitable for international industrial applications.
Function / Features
-
Front-mounted auxiliary switch for easy accessibility.
-
4 NC (Normally Closed) contacts: 51/52, 61/62, 71/72, 81/82.
-
Current path: 1 NC for each contact.
-
Spring-loaded terminals for secure and reliable connection.
-
Physically coded to prevent misinstallation.
-
Compatible only with Siemens contactor relays 3RH2140 and 3RH2440.
-
Meets EN 50011 standards for industrial control equipment.
Visit 3RH2911-2GA04 for more detail info
For more our products visit turll
Download
| Weight | 0.058 kg |
|---|---|
| Dimensions | 54.00 × 60.00 × 47.00 mm |
| Brand | SIEMENS |
| product brand name | SIRIUS |
| suitability for use | Contactor relay |
| protection class IP on the front | IP20 |
| ambient temperature | – |
| ● during storage | -55 … +80 °C |
| ● during operation | -25 … +60 °C |
| mechanical service life (switching cycles) typical | 10 000 000 |
| electrical endurance (switching cycles) at AC-15 at 230 V typical | 200 000 |
| contact reliability of auxiliary contacts | 1 faulty switching per 100 million (17 V, 1 mA) |
| insulation voltage with degree of pollution 3 at AC rated value | 690 V |
| surge voltage resistance rated value | 6 kV |
| number of NC contacts for auxiliary contacts | – |
| ● lagging switching | 0 |
| number of NO contacts for auxiliary contacts | – |
| ● instantaneous contact | 0 |
| ● leading contact | 0 |
| operational current of auxiliary contacts at AC-12 | – |
| ● at 24 V | 10 A |
| ● at 230 V | 10 A |
| ● maximum | 10 A |
| ● of auxiliary contacts | – |
| — at AC-14 | – |
| — at 125 V | 6 A |
| — at 250 V | 6 A |
| — at AC-15 | – |
| — at 230 V | 6 A |
| — at 400 V | 3 A |
| ● at AC-15 at 690 V rated value | 1 A |
| ● of auxiliary contacts at DC-12 | – |
| ● with 2 current paths in series at DC-12 | – |
| ● with 3 current paths in series at DC-12 | – |
| operational current | – |
| ● of auxiliary contacts at DC-13 | – |
| — at 24 V | 6 A |
| — at 60 V | 2 A |
| — at 110 V | 1 A |
| — at 220 V | 0.3 A |
| ● with 2 current paths in series at DC-13 | – |
| ● with 3 current paths in series at DC-13 | – |
| — at 24 V rated value | 10 A |
| — at 60 V rated value | 4.7 A |
| — at 110 V rated value | 3 A |
| — at 220 V rated value | 1.2 A |
| — at 440 V rated value | 0.5 A |
| — at 600 V rated value | 0.26 A |
| fastening method | snap-on mounting |
| type of electrical connection for auxiliary and control circuit | spring-loaded terminals |
| type of connectable conductor cross-sections | – |
| ● for auxiliary contacts | – |
| — finely stranded | – |
| — with core end processing | 2x (0.5 … 1.5 mm²) |
| — without core end processing | 2x (0.5 … 2.5 mm²) |
| ● at AWG cables for auxiliary contacts | 2x (20 … 14) |
| product function mirror contact acc. to IEC 60947-4-1 | No |
| product function positively driven operation acc. to IEC 60947-5-1 | Yes |
| ● note | with 3RH2 |
| last modified: | 1/18/2021 |
You must be logged in to post a review.
Reviews
There are no reviews yet.