Carrier PrimeLINE 69NT40-561-200, Operation And Service Manual

Page: 33 / 198

3–11 T-362
3.2 Refrigeration System Data
Table 3–1 Refrigeration System Data
Compressor / Motor Assembly
Model Number ZMD26KVE-TFD-272
Weight (With Oil) 42.9 kg (95 lb)
Approved Oil Uniqema Emkarate RL-32-3MAF
Oil Charge 1774 ml (60 ounces)
Electronic Expansion Valve
(EEV) Superheat Evaporator
Verify at - 18°C (0°F)
container box temperature 4.4 to 6.7°C (8 to 12°F)
Economizer Expansion Valve
(EXV) Superheat
Verify at - 18°C (0°F)
container box temperature 4.4 to 11.1°C (8 to 20°F)
Heater Termination
Thermostat (HTT)
Opens 54° (+/- 3) C = 130° (+/- 5) F
Closes 38° (+/- 4) C = 100° (+/- 7) F
High Pressure Switch (HPS)
Cut-Out 25 (+/- 1.0) kg/cm
2
= 350 (+/- 10) psig
Cut-In 18 (+/- 0.7) kg/cm
2
= 250 (+/- 10) psig
WARNING
!
EXPLOSION HAZARD: Failure to follow this WARNING can result in death, serious personal
injury and / or property damage. Never use air or gas mixtures containing oxygen (O
2
) for leak
testing or operating the product. Charge only with refrigerants R-134a or R-513A as specified
for the unit model number: Refrigerant must conform to AHRI Standard 700 specification.
Refrigerant R-134a / R-513A Conforming to AHRI standard 700 specifications.
CAUTION
!
Charge water-cooled condenser or receiver according to nameplate specifications to ensure
optimal unit performance.
Refrigerant Charge PIDs Prior to NT2800:
WCC Tube-In-Shell 4.99 kg (11 lbs)
WCC Brazed Plate 4.85 kg (10.7 lbs)
Receiver 4.54 kg (10 lbs)
PIDs NT2800 and Up:
WCC Brazed Plate 4.58 kg (10.1 lbs)
Receiver 4.26 kg (9.4 lbs)
Fusible Plug
Melting point 99°C = (210°F)
Torque 6.2 to 6.9 mkg (45 to 50 ft-lbs)
Rupture Disc
Bursts at 35 +/- 5% kg/cm
2
= (500 +/- 5% psig)
Torque 6.2 to 6.9 mkg (45 to 50 ft-lbs)
Unit Weight Refer to unit model number plate.
Water Pressure Switch (WPS)
Cut-In 0.5 +/- 0.2 kg/cm
2
(7 +/- 3 psig)
Cut-Out 1.6 +/- 0.4 kg/cm
2
(22 +/- 5 psig)