S&C 5800 Series, Руководство по установке, Страница: 17 / 38

S&C Instruction Sheet 1042-511 17
Installation
WARNING
Do not plug the switch control cable into the switch control until instructed to do so .
Do not energize the 120-Vac power source entering the switch control enclosure until
instructed to do so .
Before attempting to access an existing installation, check carefully for visible or
audible signs of electrical or physical malfunction (do this before touching or oper-
ating the switch control or any other part of the installation) . These warning signs
include such things as smoke, fire, open fuses, crackling noises, loud buzzing, etc . If a
malfunction is suspected, treat all components of the installation, including the switch
control and associated mounting hardware, as if they were elevated to primary (high)
voltage .
Installers must follow the sequence of installation steps outlined in this chapter to
ensure a safe and successful switch control installation .
STEP 3.
Configure the circuit or bypass the switch to avoid service interruption
during the following steps.
This allows testing the line switch during installation.
STEP 4. Mount the switch control enclosure using the following procedure:
(a) Pole-mounted controls:
Attach the switch control (see Figure 7 and Figure 8 on page 18) to the pole with
two 5/8-inch through-bolts and flat washers as follows:
1. Install the top bolt.
2. Use the lifting hole on the mounting channel and appropriate lifting gear to hoist
the switch control into position on the pole.
3. Hang the switch control on the top bolt.
4. Vertically align the switch control on the pole and install the bottom bolt.
5. Tighten the two bolts.
Figure 7. Front view of the switch control enclosure.