Gland Plate And Lock Off; Removing The Terminal Cover; Routine Maintenance - GE AF-70 LP User Manual

Mechanical Installation
3.7. Gland Plate and Lock Off
The use of a suitable gland system is required to maintain the appropriate IP / Nema rating. The gland plate has pre moulded cable entry
holes for power and motor connections suitable for use with glands as shown in the following table. Where additional holes are required,
these can be drilled to suitable size. Please take care when drilling to avoid leaving any particles within the product.
Cable Gland recommended Hole Sizes & types:
Drive unit size 1
Drive unit size 2 & 3
Flexible Conduit Hole Sizes:
Drive unit size 1
Drive unit size 2 & 3
UL rated ingress protection ("Type" ) is only met when cables are installed using a UL recognized bushing or fitting for a flexible-
•
conduit system which meets the required level of protection ("Type")
For conduit installations the conduit entry holes require standard opening to the required sizes specified per the NEC
•
Not intended for installation using rigid conduit system
•
Power Isolator Lock Off
On the switched models the main power isolator switch can be locked in the 'Off' position using a 20mm standard shackle padlock (not
supplied).
IP66 / Nema 4X Gland Plate
3.8. Removing the Terminal Cover
To access the connection terminals, the drive front cover needs to be removed as shown.
Removing the 2 screws on the front of the product allows access to the connection terminals, as shown below.
3.9. Routine Maintenance
The drive should be included within the scheduled maintenance program so that the installation maintains a suitable operating environment,
this should include:
Ambient temperature is at or below that set out in the "Environment" section.
•
Heat sink fans freely rotating and dust free.
•
The Enclosure in which the drive is installed should be free from dust and condensation; furthermore ventilation fans and air filters
•
should be checked for correct air flow.
Checks should also be made on all electrical connections, ensuring screw terminals are correctly torqued; and that power cables have no signs
of heat damage.
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Power & Motor Cables
Moulded Hole Imperial Gland
Size
22mm PG13.5
27mm PG21
Drill Size
28mm
35mm
IP66 / Nema 4X Units
Control & Signal Cables
Metric Gland Knockout Size
M20 22mm
M25 22mm
Trade Size
¾ in
1 in
IP66 / Nema 4X Unit Lock Off
AF-70 LP
Imperial Gland Metric Gland
PG13.5 M20
PG13.5 M20
Metric
21
27
3
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