3RT2028-1BF44 – Siemens 38A 3-Pole Power Contactor AC-3 18.5kW 400V 110V DC Auxiliary Switch

3RT2028-1BF44

3RT2028-1BF44 is a Siemens power contactor designed for motor control applications with a 38 ampere rating and 3 poles.

This contactor is rated for AC-3 duty with a power capacity of 18.5 kW at 400 V. It features 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, a removable auxiliary switch, and screw terminal connections. The coil voltage is 110 V DC, and it is sized S0 for mounting. This device is suitable for controlling electric motors and other loads requiring reliable switching performance.

• Amperage: 38 A
• Voltage Rating: 400 V AC
• Poles: 3
• Coil Voltage: 110 V DC
• Auxiliary Contacts: 2 NO + 2 NC
• Mounting Size: S0
• Terminal Type: Screw terminals
• Power Rating: 18.5 kW (AC-3)
• Removable Auxiliary Switch

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Specifications

• Part Number: 3RT2028-1BF44
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor
• Family : Sirius
• Type : 3RT20
• Voltage : 600
• Amperage : 38
• Phase : 3
• Poles : 3
• Coil Voltage Maximum : 110

Product Data

• UPC : 066264391809
• GTIN : 00662643918090
• Weight : 1