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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RU1136-4FB0 |
| Alternative Part Number | 3RU11364FB0 |
| Manufacturer | Siemens |
| Part Description | Siemens Contactor Overload Relay 1NC/3NO 3P 9 W |
| Short Description | Overload Relay 1NC/3NO 3P 9 W |
| Commodity Code | 853649 |
| Dimensions | Width: 55mm, Depth: 118mm |
| Required Spacing | Forwards: 0mm, Backwards: 0mm, Upwards: 0mm, Downwards: 0mm, At the side: 6mm |
| Electrical Connection | For main current circuit: screw-type terminals, For auxiliary and control current circuit: screw-type terminals |
| Connectable Conductor Cross-Sections | For main contacts: 2x (0.75 ... 16 mm²), For auxiliary contacts: 2x (0.5 ... 1.5 mm²) |
| Product Function | Overload protection for contactor mounting |
| Ambient Temperature | During operation: -20 … +70°C |
| Protection Class | IP20 |
| Active Power Loss | Typical: 9W |
| Certificates/Approvals | Compliant with relevant safety standards |
The Siemens 3RU1136-4FB0 is a robust and reliable overload relay designed for motor protection. With a size of S2 and a class 10 rating, it's perfectly suited for mounting onto contactors. The main circuit features a screw terminal, as does the auxiliary circuit, ensuring secure and stable connections. The overload relay has an adjustable pick-up value current of the current-dependent overload release between 28 to 40 A. It operates at a maximum AC-3 rated value of 690V. The auxiliary circuit includes 1 NC and 1 NO contact. With a total typical power loss of 9W and an insulation voltage with a degree of pollution 3 rated value of 690V, this part offers efficient performance. It's designed to withstand a surge voltage resistance rated value of 6kV and has a protection class IP of IP20 on the front. This part is finger-safe and has a type of protection of DMT 98 ATEX G 001. Whether you're upgrading your existing system or building a new one, the Siemens 3RU1136-4FB0 overload relay is a solid choice for ensuring motor protection.
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Frequently Asked Questions
What is the function of this overload relay?
The Siemens 3RU1136-4FB0 is an overload relay designed to protect motors and other electrical equipment from excessive current or overheating. It operates by interrupting the electrical power whenever the current exceeds a preset limit.
What are the key features of this overload relay?
This overload relay features a 1NC/3NO contact configuration, 3 poles, and a power rating of 9W. It is designed for mounting onto contactors and has screw terminals for both the main and auxiliary circuits.
What is the operating voltage of this overload relay?
The operating voltage at AC-3 rated value maximum for the Siemens 3RU1136-4FB0 is 690V.
What is the adjustable pick-up value current of this overload relay?
The adjustable pick-up value current of the current-dependent overload release for the Siemens 3RU1136-4FB0 is between 28 to 40A.
What is the size of this overload relay?
The Siemens 3RU1136-4FB0 is a size S2 overload relay.
What is the protection class of this overload relay?
The Siemens 3RU1136-4FB0 has a protection class IP20 on the front.
What is the ambient temperature range for operation of this overload relay?
The Siemens 3RU1136-4FB0 can operate in ambient temperatures ranging from -20°C to +70°C.
What is the total typical power loss of this overload relay?
The total typical power loss for the Siemens 3RU1136-4FB0 is 9W.
What is the type of electrical connection for this overload relay?
The Siemens 3RU1136-4FB0 has screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
What is the surge voltage resistance of this overload relay?
The surge voltage resistance rated value for the Siemens 3RU1136-4FB0 is 6kV.
