Plant assets

Identity

Plant tag

Chiller #2

Mfr model

HDWA200

Mfr sheet tag

CH-1 on selection (plant's #2)

Type

Centrifugal, 460 V VFD (Trane Agility)

Serial No.

L23A00088

S.O. No.

MLQ732A

AED model

AFT0315FAEA00D2B00

AED part No.

493/5000017

Date of mfg

25-01-24

Note

TOPSS selection + unit nameplate (photo intake)

Nameplate (unit)

Nameplate voltage

460 V, 3ø 60 Hz

Nameplate kW

156 kW

RLA

224 A

Line current range

414–506 VAC

MCA

279 A

Max overcurrent protective device

450 A

Short circuit current rating

65,000 A

Compressor motor

115 V AC / 60 Hz / 1 ph / RLA 315 / 3000 VA max

Factory charge

525 lb of R-513A

Field charge

0 lb of R-513A

Max refrigerant working pressure

HI side 300 psig · LO side 200 psig

Factory test pressure

HI side 330 psig · LO side 260 psig

Capacity / efficiency

Tons

250.00

Full-load kW/ton

0.6235

IPLV / NPLV

0.3929 / 0.3425 kW/ton

Electrical (full load)

Primary power

155.9 kW (nameplate 156 kW)

Primary RLA

224.3 A (nameplate 224 A)

LRA

850 A

MOCP / MCA

450 A / 279 A

Motor speed (full load)

23,000 rpm

Evaporator (CHW)

Design flow

597.4 GPM (2.39 gpm/ton)

Design temps

55°F EWT → 45°F LWT (10° ΔT)

Flow range

166.6 – 941.5 GPM

Refrigerant sat

43.6°F

Fouling

0.0001

Condenser (tower water)

Design flow

750 GPM (3.0 gpm/ton)

Design temps

85°F EWT → 94.47°F LWT

Flow range

339.1 – 1181.6 GPM

Refrigerant sat

96.79°F

Fouling

0.00025

Refrigerant

Type

R-513A

Charge

525 lb (factory, nameplate)

Operating weight

11,521 lb

Protection

Condenser pressure limit

93% of HPC (soft unload before hard trip)

Example live

118.5 psig / 94°F sat condensing

Field calibration

Point 1

98 kW @ 68% RLA

Point 2 (nameplate)

155.9 kW @ 100% RLA

Affine fit

kW ≈ 1.81·RLA% − 25 (clamped ≥0)