OVERVIEW

Official designation: Allen-Bradley 20G11NC037JA0NNNNN (PowerFlex 755, AC Drive)

Role/Application: High-performance 400 VAC 3-phase AC drive for industrial automation, providing 18.5 kW Normal Duty or 15 kW Heavy Duty motor control with an integrated dynamic braking transistor and internal EMC filter.

KEY SPECS SUMMARY

Power: 400 VAC / 540 VDC

Interfaces / Ports: Embedded Ethernet/IP

Indicators: Blank (No HIM)

Operating Temp: 0 to 50 degrees C

Platform / Compatibility: PowerFlex 755, Frame 3

Limit: 37 Amps / 18.5 kW ND

Lifecycle: Active

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What are the Normal Duty and Heavy Duty kilowatt power ratings for this 400 VAC drive?

A: The drive is rated for 18.5 kW Normal Duty (37 A) and 15 kW Heavy Duty current for 400 VAC.

Wiring & Installation:

Q: What are the approximate height, width, and weight for this Frame 3 drive?

A: The drive dimensions are approximately 454 mm H x 190 mm W x 212 mm D, with a weight of 12 kg.

Troubleshooting & Compatibility:

Q: What are the lower and upper bounds of the acceptable operating temperature range for the drive?

A: The typical operating temperature range for this drive is from 0 degrees C to 50 degrees C.

Replacement & Upgrades:

Q: How is the integrated dynamic braking transistor utilized in the application for fast motor deceleration?

A: The drive includes the DB transistor but requires an external braking resistor to perform the dynamic braking function.