Nibe CLIMACOOL UCR 30, Installation, Operation & Maintenance Manual

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Options and Accessories
Automatic CS Series Strainer Package
Field installed, high quality, low maintenance stainless steel
filtration systems with 60 or 80 mesh stainless steel screens
will reduce operating costs and prevent nuisance condenser
issues. Strainer package can be equipped with optional
pressure differential alarm and automatic time flush.
Hot Gas Bypass
Factory installed on both circuits allowing unit operation
below the minimum step of unloading .
Manual Strainers
Field installed strainers utilize Y-style and basket strainers of
cast iron 200 psi or carbon 275 psi with 60 mesh stainless steel
screens to increase efficiency and ensure long equipment life.
All strainers are field installed external to the chiller bank for
ease of service.
Motorized or Manual Water Isolation Valves
and Flush Ports
Factory installed water isolation valves and flush ports
shall provide isolation to the module for maintenance and
cleaning of evaporator heat exchangers while adjacent
modules continue normal operation . Both motorized and
manual valves include standard ¾” fill and flush valves.
Available choices include:
• One each motorized valve for evaporator with one each
manual valve for the evaporator
• Two each manual valves for the evaporator
Pressure Differential Flow Sensor
Field installed to prevent operation of chiller without
sufficient water flow to the evaporator and/or condenser.
Water Header Bypass
Field installed water header bypass may be utilized to prevent
deadheading the pump. A bypass is mandatory with all
motorized valve applications.
Options available for following:
Direct Return:
• Motorized evaporator/condenser
water isolation valves
• Motorized evaporator/manual condenser
water isolation valves
Reverse Return:
• Motorized evaporator/condenser
water isolation valves
• Motorized evaporator/manual condenser
water isolation valves