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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RT1015-1JB41 |
| Alternative Part Number | 3RT10151JB41 |
| Manufacturer | Siemens |
| Product Type | Power Contactor |
| Contactor Size | S00 |
| Protection Class IP | IP20 |
| Degree of Pollution | 3 |
| Installation Altitude | Up to 2,000 metres above sea level |
| Ambient Operating Temperature | -25°C to +60°C |
| Mechanical Operating Cycles | 30,000,000 typical |
| Main Contacts | 3 NO (Normally Open) |
| Operational Current at AC-1/400V | 18 A at 40°C, 16 A at 60°C |
| Operational Current at AC-3/400V | 7 A |
| Operational Current at AC-4/400V | 6.5 A |
| Operational Current at DC-1/24V | 15 A |
| Service Power at AC-3/400V | 3 kW |
| Service Power at AC-4/400V | 3 kW |
| Control Circuit Voltage Type | DC |
| Operating Range Factor | 0.85 to 1.1 times the rated value of the magnet coil |
| Pull-in Power for DC | 2.3 W |
| Holding Power for DC | 2.3 W |
| Auxiliary Contacts Reliability | 1 faulty switching per 100 million (17 V, 1 mA) |
| Auxiliary Contacts | 1 NO (Normally Open) |
| Short-Circuit Protection | Required fuse gL/gG: 35 A for main circuit, 10 A for auxiliary switch |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022 |
| Dimensions (Width x Height x Depth) | 45 mm x 57.5 mm x 72 mm |
| Connection Type | Screw-type terminals for main and auxiliary circuits |
| Connectable Conductor Cross-Section | Solid: 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), max. 2x (0.75 ... 4 mm²) |
| Connectable Conductor for AWG Wires | 2x (20 ... 16), 2x (18 ... 14), 1x 12 |
| Commodity Code | 853649 |
The Siemens 3RT1015-1JB41 is a robust power contactor designed to handle a variety of applications within industrial environments. This contactor is part of the SIRIUS product family and is engineered to facilitate the switching of motors. It is suitable for AC-3 applications up to 3 kW at 400 V and features a single normally open (NO) contact, making it a reliable choice for starting and stopping operations.
Constructed with a size S00 footprint, the 3RT1015-1JB41 ensures a compact installation, allowing for efficient use of space inside control cabinets. It boasts an IP20 protection class on the front, ensuring a degree of protection against solid objects. The contactor is designed to operate reliably in a wide range of ambient temperatures, from -25°C to +60°C, and at installation altitudes of up to 2,000 meters above sea level, ensuring versatility across different working environments.
The main circuit of the contactor has three NO contacts for the main contacts and can handle operational currents of up to 18 A at AC-1/400 V. For DC applications, it can manage up to 15 A at 24 V. The contactor's control circuit is equipped with a diode for surge suppression and operates within a DC voltage range, ensuring stability and longevity of the coil.
Mounting is made simple with options for screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022, and the contactor allows for series installation. The dimensions are compact, with a width of 45 mm, a height of 57.5 mm, and a depth of 72 mm, which facilitates easy integration into various setups.
The electrical connections for both the main and auxiliary circuits are designed for screw-type terminals, accommodating a range of conductor cross-sections and types, including solid and finely stranded wires, with or without conductor end processing.
The Siemens 3RT1015-1JB41 is a testament to reliable engineering and is suitable for a wide array of industrial applications where efficient and dependable motor control is essential.
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Frequently Asked Questions
What is the size of the contactor?
The contactor is of size S00, which is a compact size suitable for various applications.
What is the protection class of the contactor?
The protection class on the front of the contactor is IP20, indicating a basic level of protection against solid objects.
Can this contactor be mounted on a DIN rail?
Yes, it can be mounted using screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022.
What is the maximum operational current for this contactor at AC-3 400 V?
At AC-3 400 V, the rated operational current for the contactor is 7 A.
What type of electrical connections does the contactor support?
The contactor supports screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
What is the ambient temperature range for operating this contactor?
The contactor can operate within an ambient temperature range of -25 to +60 degrees Celsius.
How many mechanical operating cycles can the contactor withstand?
The contactor is designed to withstand typically 30,000,000 mechanical operating cycles.
What are the dimensions of the contactor?
The dimensions of the contactor are 45 mm in width, 57.5 mm in height, and 72 mm in depth.
What type of surge suppressor is integrated with the contactor?
The contactor comes with a diode as the surge suppressor.
What is the rated control supply voltage for the magnet coil?
The rated control supply voltage for the magnet coil is DC 24 V, with an operating range factor of 0.85 to 1.1 times the rated value.
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