Siemens
Siemens 3TH2031-0AK6 Contactor Relay - 110/120V AC, 3 NO + 1 NC
Siemens 3TH2031-0AK6 Contactor Relay - 110/120V AC
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12-Mo Warranty
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12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
3 NO + 1 NC Auxiliary Contacts
110/120V AC Coil Voltage
EN 50011 Standard
Screw Terminals
Finger-safe
Product description
The Siemens 3TH2031-0AK6 is a 31E series contactor relay, designed to EN 50011 standards. It features 3 normally open (NO) and 1 normally closed (NC) contacts, operating on AC voltage at 110V AC (50 Hz) or 120V AC (60 Hz). This relay uses screw terminals for reliable connections.
This contactor relay is ideal for use in auxiliary and control current circuits within industrial automation systems, motor control, and general electrical installations.
Stanlo Automation, a veteran-owned surplus parts distributor, provides high-quality industrial automation components. We ensure reliable sourcing and customer satisfaction.
Technical specifications
| Contacts | 3 NO + 1 NC |
| Coil Voltage | 110V AC (50 Hz) / 120V AC (60 Hz) |
| Series | 31E |
| Standard | EN 50011 |
| Connection | Screw terminal |
| Operation | AC |
Common applications
Industrial Control
Motor Control Centers
Automation Panels
Electrical Distribution
Compatible systems
Suitable for AC control circuits in various industrial automation applications.
Also known as
Siemens 31E Control Relay
3TH2031-0AK6
Replaces / compatible with
This product is phased-out. The successor is SIRIUS 3RH21.
Technical note
Expert tip
The finger-safe design enhances operator safety during installation and maintenance.What happens next?
1
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2
Account manager assigned
Confirms your part's spec and condition
3
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Frequently asked questions
What is the operating voltage for the Siemens 3TH2031-0AK6 Contactor Relay?
The Siemens 3TH2031-0AK6 Contactor Relay operates with a coil voltage of 110V AC at 50 Hz or 120V AC at 60 Hz.