8
80-0042-01, Rev. 7.7
INSTALLATION Electrical
ELECTRICAL INSTALLATION
Two conduit connections are provided for
Conduits should be routed from below the actuator
so that condensation and other contaminants flow
away from the conduit. All conduit entrances must
be properly sealed in accordance with National
should be either shielded cables or be installed in
conductive conduit and/or cable trays.
up to 12 AWG (3.31 mm2
CAUTION
Always close covers immediately
after installation or service to prevent
moisture or other foreign matter
from entering the actuator.
your Beck actuator for proper AC power and
normal short circuit protection on the AC power
each actuator and is fastened to the inside of the
available, you may obtain a copy from Beck by
Your Beck actuator has been supplied to
resistor—contact the factory for details.
For maximum safety, the Beck actuator body
connected to the actuator body.
POWER QUALITY
Power quality disturbances such as power
and electrical noise will adversely affect your
from these conditions can reduce downtime and
the industry accepted standards below will help
protect your actuator.
a
aShielded, twisted pair cables can be used for
on Noise Susceptibility Level (NSL) per
A braided shield will be more effective than
source is required, then the shield should not
aRaceways such as conduits and trays must
immunity requirements.
a
made between the power source and the Beck
wire and metal conduit are permitted, but the
connected to a structured metal frame of a
a
Underwriters Laboratory (UL) Standard 1449
a
some measure of electrical noise protection.
a
CAUTION
Always close covers immediately
after installation or service to prevent
moisture or other foreign matter
from entering the actuator.