Bell & Gossett P2001487 Technologic Pump Controller - Manual (Page 12)

Illustration 2.1 Top and Bottom Cooling Clearance
Enclosure A2-A5 B1-B4 C1, C3 C2, C4
a/b [mm] 100 200 200 225
Table 2.1 Minimum Airflow Clearance Requirements
2.3.2 Lifting
• Check the weight of the unit to determine a safe
lifting method
• Ensure that the lifting device is suitable for the
task
• If necessary, plan for a hoist, crane, or forklift with
the appropriate rating to move the unit
• For lifting, use hoist rings on the unit, when
provided
2.3.3 Mounting
• Mount the unit vertically
• The frequency converter allows side by side
installation
• Ensure that the strength of the mounting location
will support the unit weight
• Mount the unit to a solid flat surface or to the
optional back plate to provide cooling airflow
(see Illustration 2.2 and Illustration 2.3)
• Improper mounting can result in over heating
and reduced performance
• Use the slotted mounting holes on the unit for
wall mounting, when provided
Illustration 2.2 Proper Mounting with Back Plate
Item A in Illustration 2.2 and Illustration 2.3 is a back plate
properly installed for required airflow to cool the unit.
Illustration 2.3 Proper Mounting with Railings
Item
#
Description
1 Back plate
Table 2.2 Legend to Illustration 2.3
NOTE
Back plate is needed when mounted on railings.
2.3.4 Tightening Torques
See 10.4 Connection Tightening Torques for proper
tightening specifications.
Installation
9
2 2