ABB ACH 400 User Manual

ACH 400 with Electronic Bypass User’s Manual 2-1
Chapter 2 – Overview of ACH 400 with Electronic Bypass
This chapter explains the numbers and letters on the control nameplate,
describes the Electronic Bypass features and provides a detailed description
of operation. It also describes the Electronic Bypass hardware components
and input/output connections.
General Information
About the ACH 400
Control Identification The ACH 400 with Electronic Bypass is a packaging arrangement that
provides space for mounting factory installed options as designated by the
type code characters following a plus sign (+) after the ACH 400 base unit
type code. Locate the Control Nameplate on the Electronic Bypass and use
Figure 2-1 to verify the model number.
Figure 2-1 Type Code Description for the ACH 400 Electronic Bypass

ABB ACH 400 Specifications

General

Brand	ABB
Model	ACH 400
Category	Controller
Language	English