Quantech QTC2015T User Manual

FORM QTC2-eg1 (515)
QUANTECH
65
1.03 DELIVERY AND HANDLING
A. Unit shall be delivered to job site fully assembled, and charged with refrigerant and oil
by the Manufacturer. (Contractor is responsible for providing and installing the refriger-
antchargeincludingthechargerequiredfortheeldinstalledinterconnectingpiping.
Chiller components shall ship with a dry nitrogen holding charge – Remote Evaporator
option).
B. Unit shall be stored and handled per Manufacturer’s instructions.
PART 2 - PRODUCTS
2.01 CHILLER MATERIALS AND COMPONENTS
A. General: Install and commission, as shown on the schedules and plans, factory assem-
bled,charged,andtestedaircooledscrollcompressorchiller(s)asspeciedherein.
Chiller shall be designed, selected, and constructed using a refrigerant with Flamma-
bilityratingof“1”,asdenedbyANSI/ASHRAESTANDARD-34NumberDesignation
andSafetyClassicationofRefrigerants.Chillershallinclude,butisnotlimitedtoa
complete system with a single refrigerant circuit 35 tons (123kW) and below, and not
less than two refrigerant circuits above 35 tons (123kW), scroll compressors, direct
expansion type evaporator, air-cooled condenser, refrigerant, lubrication system, inter-
connecting wiring, safety and operating controls including capacity controller, control
center,motorstartingcomponents,andspecialfeaturesasspeciedhereinorrequired
for safe, automatic operation.
B. Cabinet: External structural members shall be constructed of heavy gauge, galvanized
steel coated with baked on powder paint which, when subject to ASTM B117, 1000
hour, 5% salt spray test, yields minimum ASTM 1654 rating of “6”. Add Wire Panels
of heavy gauge, welded wire-mesh, coated to resist corrosion, to protect condenser
coils from incidental damage and restrict unauthorized access to internal components.
Factory installed.
2.02 COMPRESSORS
Compressors: Shall be hermetic, scroll-type, including:
1. Compliant design with axial and radial sealing.
2. Refrigerantowthroughthecompressorwith100%suctioncooledmotor.
3. Large suction side free volume and oil sump to provide liquid handling capability.
4. Compressor crankcase heaters to provide extra liquid migration protection.
5. Annular discharge check valve and reverse vent assembly to provide low pressure
drop, silent shutdown and reverse rotation protection.
6. Initial Oil charge.
7. Oil Level sight glass.
8. Vibration isolator mounts for compressors.
9. Brazed-type connections for fully hermetic refrigerant circuits.
Guide Specifications (Cont'd)

Quantech QTC2015T Specifications

General

Brand	Quantech
Model	QTC2015T
Category	Chiller
Language	English