Hach sc200, Руководство пользователя

Страница: 769 / 875

80459-641-01E Model 6 Motor Control Centers
10/2012 Section 10—Expansion
© 1999–2012 Schneider Electric All Rights Reserved 97
ENGLISH
10. Turn the screw on the control unit lock-in panel (when supplied) located
at the bottom front of the control unit (see Figure 121), until the lock-in
pawl is latched to the support shelf below the control unit.
11. Pull the power leads from the vertical wire trough through the grommet
and into the control unit. Connect them to the power terminals in the
control unit (see Figure 122).
NOTE: To provide additional working clearance, grasp the control
station plate on the right side and pull gently, allowing it to hinge open
(see Figure 123).
12. Pull the control leads from the vertical wire trough through the grommet
and connect them to the terminals of the top (removable) portion of the
control pull-apart terminal blocks (see Figure 123).
13. Close the unit door and secure the fasteners.
Compac™ 6 Units
The following describes how to add a Compac 6, six-inch (52 mm) unit to an
MCC section. Before installing these units, read and understand the safety
precautions at the beginning of this section. For full details about MCC
installation, refer to “Section 4—Installing the MCC” on page 18.
NOTE: Arc-rated MCCs must only be expanded or added onto with
arc-rated units/sections to maintain the arc containment ratings. Customer
must provide the previous arc-rated MCC factory order number when
ordering additional arc-rated MCC equipment from the factory.
Figure 121: Tightening the Control Unit Lock-in Panel (when supplied)
Figure 122: Power Leads Connected to
Power Terminals
Figure 123: Connecting Control Leads to the Terminal Blocks