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E-Clipse Bypass Configurations for ACH550 Drives 45

Start-up

HVAC Bypass Control Panel Operation

Start-Up can be performed in two ways:

• Using the Start-Up Parameter List

• Changing the parameters individually from the Full Parameter List.

Note! Run motor from drive before attempting bypass operation.

Start-Up by Changing the Parameters from the Start-Up List

To change the parameters, follow these steps:

1The Default Display indicates the

Bypass Control mode.

2 Press ENTER to enter the Main Menu.

3 Select the Startup Params with the

Up/Down arrows and press ENTER.

Down

Enabled LED

Drive and Bypass

Selected/Faulted LEDs

Drive/Bypass Select Keys

Motor Run LED

OFF/Reset Key

ON/Hand Key

Enter

LCD Display

Auto Key

Escape

ENTER

Questions and Answers:

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ABB ACH550 series Specifications

General

Enclosure	IP21, IP55
Output Voltage	0 to Supply Voltage
Frequency Range	0 to 500 Hz
Control Method	Scalar control, vector control
Braking Chopper	Optional
Communication	Modbus RTU, Profibus, CANopen, Ethernet
Storage Temperature	-40°C to +70°C
Relative Humidity	5 to 95 % RH, non-condensing
Altitude	Up to 1000 m (derating above 1000 m)
Cooling Method	Air-cooled