Overview
The Siemens 3RT2038-1AL20 is a robust power contactor engineered for heavy-duty industrial applications. Designed to control AC motors efficiently, this 3-pole contactor ensures long-lasting performance and reliable operation. With a rated current of 80 A and power handling of 37 kW at 400 V, it is ideal for high-demand environments. Its S2 size design offers compact installation while maintaining durability and flexibility.
Key Features & Function
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Rated Current: 80 A
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Rated Power: 37 kW / 400 V AC
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Poles: 3-pole configuration for optimal motor control
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Control Voltage: 230 V AC, 50/60 Hz
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Auxiliary Contacts: 1 NO + 1 NC for additional control circuits
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Terminal Type: Screw terminals for secure connections
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Size: S2 compact design for space-saving installation
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AC-3e/AC-3 Rated: Perfect for standard and heavy-duty AC motor switching
Benefit
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Reliable Motor Control: Ensures consistent performance for AC motors in industrial setups.
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Durable Construction: Siemens’ quality engineering guarantees long service life under heavy loads.
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Flexible Integration: Compact S2 design fits easily in control panels and electrical enclosures.
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Versatile Application: Compatible with various motor control circuits, including auxiliary functions.
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Safe & Secure: Screw terminals and high-quality contacts provide stable connections and reduced maintenance.
Application
The Siemens 3RT2038-1AL20 contactor is primarily used in automation and industrial environments for:
- Switching Electric Motors: Starting, stopping, and reversing three-phase motors.
- Controlling Resistive Loads: Switching heating elements, lighting, and capacitor banks.
- Use in Combination: It is easily combined with SIRIUS overload relays (e.g., 3RU2) to create a complete, protected motor starter solution.
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