3RT2028-2AF04 – Siemens 38A 3-Pole AC-3 Power Contactor 110V AC Coil 50Hz Size S0

3RT2028-2AF04

3RT2028-2AF04 is a Siemens 3-pole AC-3 power contactor designed for motor control applications with a 38 ampere rating and 110 V AC coil voltage at 50 Hz.This contactor supports AC-3 utilization category, suitable for switching motors up to 18.5 kW at 400 V. It features 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts with spring-loaded terminals for reliable connections. The device is sized S0, optimized for compact installations.

Key Specifications
• Amperage: 38 A
• Voltage: 110 V AC coil, 400 V operational
• Poles: 3-pole
• Utilization Category: AC-3
• Power Rating: 18.5 kW at 400 V
• Auxiliary Contacts: 2 NO + 2 NC
• Terminal Type: Spring-loaded terminals
• Frequency: 50 Hz
• Size/Frame: S0

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Specifications

• Part Number: 3RT2028-2AF04
• 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 : 066264391822
• GTIN : 00662643918229
• Weight : 1