PDU XR (if applicable) and on the main frame (only PX 48).

Return to Normal Operation from Maintenance Bypass Operation

1. Set the DC DISCONNECT switch to the ON position on all XR Battery Enclosures and the PDU-XR (if applicable) and on the main frame (only PX 48).

2. Set the Q1 switch to the ON position.

3. Set the SYSTEM ENABLE switch on the UPS to the ON position.

Note: Wait approximately two minutes for the system to start.

4.Set the Q5 breaker to the ON position (if applicable).

5.Use the display interface to turn the UPS load on.

6.Select UPS and press ENTER.

→ UPS

Alarms

Power Dist

Log

Switch Gear

Admin

Environment

Help

7.Select UPS Power Control and press ENTER.

→ UPS Power Control

UPS Status

UPS Tests & Diags

UPS Configuration

16

Symmetra™ PX48, 96, and 160 kW 400 V 100 kW 208 V Operation

990–3015E-001