Siemens
Siemens 3AX1103-2E 110V DC Undervoltage Release
Siemens 3AX1103-2E Undervoltage Release
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12-Mo Warranty
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12-month warranty
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Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
110V DC operation
Prevents hazardous re-energization
Includes varistor for surge protection
For 3AH/3AK/3AE series
Safety tripping function
Product description
The Siemens 3AX1103-2E is an undervoltage release accessory designed for Siemens 3AH, 3AK, and 3AE series circuit breakers. It operates at 110V DC and includes a varistor for enhanced protection against voltage surges.
This accessory ensures safety by tripping the circuit breaker when the control voltage drops below a critical level or is interrupted, preventing unexpected re-energization. It is essential for safety circuits, emergency shutdown systems, and power loss detection in industrial machinery and control panels.
Stanlo Automation, your trusted veteran-owned source for surplus automation parts, offers the Siemens 3AX1103-2E. Ensure your critical systems have reliable safety components.
Technical specifications
| Part Number | 3AX1103-2E |
| Manufacturer | Siemens |
| Type | Undervoltage Release |
| Voltage Rating | 110 V DC |
| Features | Includes Varistor |
| Compatibility | Siemens 3AH, 3AK, 3AE Series |
Common applications
Industrial Safety Circuits
Emergency Stop Systems
Motor Control Centers
Power Loss Detection
Automation Control Panels
Compatible systems
Siemens 3AH Series
Siemens 3AK Series
Siemens 3AE Series
Also known as
Siemens 110V DC Undervoltage Trip
3AX11032E
Siemens accessory for 3AH series
Replaces / compatible with
This undervoltage release is an accessory for Siemens 3AH, 3AK, and 3AE series circuit breakers, providing safety tripping functionality at 110V DC.
Technical note
Expert tip
The 3AX1103-2E must be wired correctly to ensure it trips the breaker upon loss of its 110V DC control voltage; incorrect wiring can defeat its safety purpose.What happens next?
1
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2
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3
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Frequently asked questions
What is the function of the varistor in the Siemens 3AX1103-2E undervoltage release?
The varistor integrated into the Siemens 3AX1103-2E undervoltage release acts as a protective device against transient voltage spikes. It absorbs excess voltage, safeguarding the release's coil and electronics from damage, thereby increasing its operational lifespan.