OVERVIEW

Official designation: Schneider Electric ATS48C21Q (Altistart 48, Soft starter)

Role/Application: Controls 3-phase asynchronous motors by providing soft start and deceleration functions for reduced mechanical stress and electrical inrush.

KEY SPECS SUMMARY

Power: 230 to 415 V line voltage, 50 to 60 Hz

Interfaces / Ports: 1 RJ45 connector for Modbus RS485

Indicators: Refer to the latest manufacturer manual.

Operating Temp: Minus 10 to 40 degrees C without derating

Platform / Compatibility: Asynchronous motors, vertical plus/minus 10 degrees

Limit: 195 A nominal current for severe applications

Lifecycle: Discontinued, WEEE compliance for disposal

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the maximum motor power rating for this soft starter in a standard application?

A: The maximum motor power rating is 160 kW at 400 V in a motor delta connection.

Wiring & Installation:

Q: What are the dimensions and net weight of the ATS48C21Q unit?

A: The unit dimensions are 380 mm high, 320 mm wide, 265 mm deep, and the net weight is 18.2 kg.

Troubleshooting & Compatibility:

Q: Which types of protection are integrated into the ATS48C21Q soft starter?

A: Protection includes phase failure, motor thermal protection, and starter thermal protection.

Replacement & Upgrades:

Q: Is there an Altistart soft starter series recommended as a replacement for the ATS48C21Q?

A: Refer to the latest manufacturer manual for the specific recommended replacement model in the Altistart series.