inform PYRAMID DSP PREMIUM Series, Инструкция по установке и эксплуатации, Страница: 14 / 70

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4.2. Installation Procedures
4.2.1. Power Connections
The power screw terminals are located on the lower front side of the UPS. Terminal details are shown
separately in the below figures. Refer to the names of each terminal to identify it during connection:
After the terminal front cover is removed, the cables shall be passed through the hole under the connection
terminals.
Layout of the connection terminals and boards are shown below:
A1: Communication interface board
A2: Parallel connection board (optional)
F1: Input circuit breaker
F2: Output circuit breaker
F3: Manual/Maintenance Bypass circuit breaker
F4: Bypass circuit breaker (optional)
F5: Battery circuit breaker
F6: Inrush fuse
X1: Battery terminals
X2: Input mains terminals
X3: Separate bypass mains terminals (optional)
X4: Output terminals
The equipment may only be installed and commissioned by authorized Technical Personnel.
When the UPS is brought from a cold place to a warmer place, humidity of the air may
condensate in it. In this case, wait for 2 (two) hours before beginning with the installation.
Devices with internal batteries may have dangerous voltages on the battery terminals.
Make sure that all circuit breakers are “OFF” before starting with the installation.