The Siemens 3MU7110-0DA0 is a thermal overload relay designed for reliable motor overload protection in industrial motor control and starter applications. It is specified for contactor mounting, with a Class 10 trip characteristic and screw terminals, making it suitable for integration with compatible contactors and motor starter assemblies.
This Siemens thermal overload relay helps protect motors against prolonged overload conditions, reducing the risk of excessive motor heating and supporting dependable motor operation. Its contactor-mounted configuration supports compact and organized motor starter assemblies for industrial electrical control panels and machinery.
The 3MU7110-0DA0 can be considered for pumps, conveyors, fans, compressors, packaging machines, production machinery and other motor-driven equipment. For correct selection, the relay should be matched with the motor's rated current and compatible contactor/starter arrangement.
The Siemens 3MU7110-0DA0 can be considered for:
The thermal overload relay helps provide protection against sustained motor overload conditions, helping reduce the risk of excessive heating and unexpected motor-related downtime.
Its contactor mounting design supports compact motor starter construction, while screw terminals provide a practical connection method for installation and maintenance.
For dependable operation, ensure the relay is correctly matched with the motor full-load current, compatible contactor and overall motor protection system.
SB Smart supplies industrial electrical and automation products to customers across India, including Faridabad, Delhi NCR, Noida, Gurgaon/Gurugram, Ghaziabad, Manesar, Mumbai, Pune, Ahmedabad, Vadodara, Surat, Jaipur, Chandigarh, Ludhiana, Hyderabad, Bengaluru/Bangalore, Chennai, Kolkata, Indore and Lucknow, along with other major industrial locations.
The Siemens 3MU7110-0DA0 can be considered by panel builders, OEMs, electrical contractors, system integrators, machine manufacturers, maintenance teams and industrial automation companies looking for Siemens thermal overload relay solutions.
1. What is Siemens 3MU7110-0DA0?
It is a Siemens thermal overload relay designed for motor overload protection and contactor mounting.
2. What is the trip class of 3MU7110-0DA0?
The provided product specification indicates a Class 10 trip characteristic.
3. Does the 3MU7110-0DA0 have screw terminals?
Yes. The product is specified with screw terminals for electrical connections.
4. What is the 3MU7110-0DA0 used for?
It can be used for thermal overload protection of compatible motors in industrial motor starters, control panels and machinery applications.
5. Is the 3MU7110-0DA0 designed for contactor mounting?
Yes. It is specified for contactor mounting and can be integrated with compatible contactors.
6. Can I buy Siemens 3MU7110-0DA0 from SB Smart?
SB Smart supplies Siemens industrial electrical products across India, subject to product availability and order confirmation.
| Specification | Details |
|---|---|
| Product Name | Thermal Overload Relay |
| Brand | Siemens |
| Series | SINOVA 3MU7 |
| Model Number | 3MU7110-0DA0 |
| SKU | 3MU7110-0DA0 |
| Product Type | Thermal Overload Relay |
| Current Setting Range | 0.4A – 0.63A |
| Rated Operational Current (Ie) | 0.63A |
| Trip Class | Class 10 |
| Mounting Type | Direct Contactor Mounting |
| Compatible Contactors | Siemens 3MT7 Size 0, 1 & 2 |
| Main Circuit Connection | Screw Terminals |
| Auxiliary Circuit Connection | Screw Terminals |
| Auxiliary Contacts | 1NO + 1NC |
| Protection Functions | Overload Protection, Phase Failure Protection |
| Reset Function | Manual / Automatic Reset |
| Number of Poles | 3 Pole |
| Rated Operational Voltage | Up to 690V AC |
| Rated Insulation Voltage (Ui) | 690V |
| Rated Impulse Withstand Voltage (Uimp) | 6kV |
| Operating Frequency | 50/60 Hz |
| Protection Rating | IP20 |
| Operating Principle | Thermal Bimetal |
| Standards Compliance | IEC 60947-4-1 |
| Application | Three-Phase Motor Protection |
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