The Siemens 3MU7110-0PA0 is a thermal overload relay designed to provide dependable 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 into compatible motor starter assemblies and electrical control panels.
This Siemens thermal overload relay is designed to help protect motors against prolonged overload conditions that may result in excessive heating and reduced motor service life. Its contactor-mounted configuration supports compact motor starter arrangements and makes it suitable for various industrial motor-driven applications.
The 3MU7110-0PA0 can be considered for pumps, conveyors, fans, compressors, packaging machines, production machinery and OEM equipment where thermal overload protection is required. For proper selection, the relay should be matched with the motor's rated current and compatible contactor/starter assembly.
The Siemens 3MU7110-0PA0 can be considered for:
The thermal overload protection provided by the relay helps protect motors against sustained overload conditions, helping reduce the risk of excessive heating and unexpected motor-related downtime.
Its contactor mounting design supports compact and organized motor starter assemblies, while the screw-terminal configuration allows practical electrical connections during installation and maintenance.
For reliable operation, ensure that the overload 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 3MU7110-0PA0 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 3MU7110-0PA0?
It is a Siemens thermal overload relay designed for motor overload protection and contactor mounting.
2. What is the trip class of 3MU7110-0PA0?
The provided product specification indicates a Class 10 trip characteristic.
3. Does the 3MU7110-0PA0 use screw terminals?
Yes. The product is specified with screw terminals for electrical connections.
4. What is the 3MU7110-0PA0 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 3MU7110-0PA0 designed for contactor mounting?
Yes. It is specified for contactor mounting and can be integrated with compatible contactors.
6. Can I buy Siemens 3MU7110-0PA0 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 | 3MU7110-0PA0 |
| SKU | 3MU7110-0PA0 |
| Product Type | Thermal Overload Relay |
| Current Setting Range | 12A – 18A |
| Trip Class | Class 10 |
| Mounting Type | Direct Contactor Mounting |
| Compatible Contactor Series | Siemens 3MT7 |
| 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 |
| Operating Frequency | 50/60 Hz |
| Rated Insulation Voltage (Ui) | 690V |
| Rated Impulse Withstand Voltage (Uimp) | 6kV |
| Protection Rating | IP20 |
| Operating Temperature | -5°C to +55°C |
| Storage Temperature | -25°C to +70°C |
| Application | Three-Phase Motor Protection |
| Standards Compliance | IEC 60947-4-1 |
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