Liebert
1.1
SUMMARY
These specifications describe requirements for a ceiling-mounted Thermal Management system. The
system shall be designed to control temperature conditions in rooms containing electronic equipment,
with good insulation and vapor barrier. The system is also available with an optional humidity control
system.
The manufacturer shall design and furnish all equipment in the quantities and configurations shown on
the project drawings.
1.2
DESIGN REQUIREMENTS
The Thermal Management system shall be a Liebert Mini-Mate2 factory-assembled unit. On direct
expansion models, the refrigeration system shall be split, with the compressor located in a remote or
close-coupled condensing unit. Refer to Section 2.3 for condensing unit guide specifications.
The evaporator section shall be designed for above dropped-ceiling installation. Condensing units shall
be designed for either outdoor or above-dropped-ceiling installation.
The system shall have a net total cooling capacity of _______ BTU/hr (kW) and a net sensible cooling
capacity of ________ BTU/hr (kW), based on entering air conditions of _____°F (°C) dry bulb and
_____°F (°C) wet bulb. Net capacities shall include losses due to fan motor heat. The system cooling
capacity shall be factory-certified per ASHRAE 127-2007 testing.
The unit is to be supplied for operation on a ______ volt, ______ phase, ______ Hz power supply.
System shall be supplied with CSA Certification to the harmonized U.S. and Canadian product safety
standard CSA C22.2 No 236/UL 1995 for "Heating and Cooling Equipment" and marked with the
CSA c-us logo (60Hz only).
The system model number(s) shall be:
Evaporator _____________________
Condensing Unit _________________
1.3
SUBMITTALS
Submittals shall be provided after the agreement of the proposal and shall include: Single-Line Diagrams;
Dimensional, Electrical and Capacity data; Piping and Electrical Connection Drawings.
1.4
QUALITY ASSURANCE
The specified system shall be factory-tested before shipment. Testing shall include, but shall not be
limited to: Quality Control Checks, "Hi-Pot" Test (two times rated voltage plus 1000 volts, per NRTL
agency requirements), and Metering Calibration Tests. The system shall be designed and manufactured
according to world-class quality standards. The manufacturer shall be ISO 9001 certified.
1.5
ACCEPTABLE ALTERNATIVES
Acceptable alternatives shall be permitted with engineer's prior approval only. Contractor to submit a
detailed summary form listing all variations to include size deviations, electrical load differences,
functional and component changes and savings to end user.
SL-10535a_REV5_2-17
®
Mini-Mate2
GUIDE SPECIFICATIONS
1.0 GENERAL
1
™
—2- and 3-Ton
Guide Specifications
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