Poweramp TPR SERIES - Manual (Page 15)

13 4111-0035 — Feb 2012
Aug 2012
INSTALLATION
Post safety warnings and barricade the work
area at dock level and ground level to prevent
unauthorized use of the dock leveler before
installation has been completed.
Failure to follow the installation instructions can
result in damage to dock leveler, the facilities,
and/or serious personal injury or death.
IMPORTANT
DO NOT connect the dock leveler electrical wiring
and ground connections until all welding has been
completed.
DO NOT ground welding equipment to any
hydraulic or electrical components of the dock
leveler. Always ground welding equipment to the
dock leveler frame, NEVER to the platform.
Failure to follow these instructions may damage
the motor, hoist cylinder, wiring, and/or control
panel.
13
IMPORTANT
Where indicated, all components must be connected
to a SAFETY EARTH GROUND that conforms to
the 1999 National Electrical Code Section 250-50
section (a) or section (c) for a grounding electrode
system.
If the incoming electrical power for the TPR vehicle
restraint is taken from a nearby electrical appliance,
e.g., overhead door opener, verify that the amperage is
in accordance with local and federal codes.
The TPR vehicle restraint 1/10 HP motor requires
120V, single phase power, 60 Hz power and 10 amps
of current to operate properly.
Two (2) TPR vehicle restraints can be connected into
one (1) 20 amp branch circuit breaker per the 1999
National Electrical Code Paragraph 430-53.
If you have questions, contact Systems Inc Technical
Support at (800) 643-5424.
Make sure that the power source has been locked
out and tagged according to OSHA regulations and
approved local electrical codes.
DANGER
!
The TPR vehicle restraint assembly includes a 63" long
flexible wiring harness, the control box with lights and
the outside signal light box. The outside junction box,
conduit fittings and wire are provided by others; be sure
to use a qualified installer utilizing quality materials.
Refer to component location information. Electrical
schematics for wiring information can be found inside
the control box.
CONTROL BOX INSTALLATION GUIDELINES -
TEMPERATURE CONTROLLED APPLICATIONS
Route the conduit to enter through the side or bottom
of the enclosure. If the conduit could fill with water, a
drip leg may be needed.
Seal the conduit in any location where the conduit
crosses over temperature zones that could produce
condensation.
Install spacers between the wall and enclosure to
provide temperature insulation and air flow.