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Siemens SINAMICS S120 6SL3720-1TE21-0AB3

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6SL3720-1TE21-0AB3

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The 6SL3720-1TE21-0AB3 from Siemens is a cabinet unit for single motor applications within the SINAMICS S120 series. Designed for robust performance, it operates with an input voltage range of 380 to 480 Volts AC and is suitable for various applications requiring effective motor control.

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Technical specifications for 6SL3720-1TE21-0AB3

ManufacturerSiemens
Product TypeSingle Motor Module Cabinet Unit
Product LineSINAMICS S120
Part Number6SL3720-1TE21-0AB3
Weight24.00 lbs (10.89 kg)
Cooling MethodAir cooling
Ambient Operating Temperature0 to 40°C (without derating), 0 to 55°C (derating)
Voltage Rating380 to 480 Volts AC
Connection TypeGround (GND) and Protective Earth (PE) connections
Line Frequency47 to 63 Hertz
Rated Active Power4.1 kilowatts (high overload), 4.8 kilowatts (light overload)
Current Rating9 Amperes
Base Load Current7.7 Amperes
Output Frequency0 to 550 Hertz
Input Phase Type3-phase input
Power Dissipation80 Watts at 50 to 60 Hertz
Horsepower Rating5 horsepower (high overload and light overload)
Storage Temperature-25 to 55°C (in a non-condensing environment)
Protection RatingIP20
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The Siemens 6SL3720-1TE21-0AB3 is an air-cooled single motor module specifically designed for the SINAMICS S120 system. It supports a voltage input range from 380 to 480 volts AC and is compatible with 3-phase input sources. The operating frequency accommodates a wide range from 0 to 550 Hertz, tailored for demanding automation tasks.

This unit is rated for a maximum power output of 4.1 kilowatts under high overload conditions and 4.8 kilowatts with light overload, ensuring flexibility for different motor applications. For baseline performance, it operates with a current rating of 9 Amperes and a base load current of 7.7 Amperes. The module efficiently dissipates power, estimated at 80 Watts when operating between 50 to 60 Hertz.

The 6SL3720-1TE21-0AB3 is built to function optimally in an ambient operating temperature range of 0°C to 40°C without derating. In situations where derating is applicable, it can operate at temperatures up to 55°C. For storage, the module withstands temperatures from -25°C to 55°C in non-condensing environments. Additionally, this cabinet unit offers IP20 protection, ensuring basic defense against dust and solid objects. The module also includes essential grounding and protective earth connections, promoting safe operation in various industrial settings.