Chiller Upgrades; Electrical Cable Size Specifications For Afdh; Drives - Trane AFDH Installation Instructions Manual

Table 1. Environmental conditions (continued)
Condition
Humidity

Chiller Upgrades

• The chiller condenser loop setpoint should be set to
72°F to fully exploit the energy savings possible with a
retrofit AFDH drive.
• In some climates and applications, it may be beneficial
to set the condenser loop setpoint even lower, to 65°F.
Table 2. Input/output power wire cable sizes
65K Short Circuit
Withstand Rating Amps
Incoming power to drive
circuit breaker: Number of
Cable Lugs per Phase and
Range of Wire Sizes Standard
Lugs will Accept
Incoming power to drive
circuit breaker: Number of
Cable Lugs per Phase and
Range of Wire Sizes Optional
Lugs will Accept
Phase wire between drive
and CB: Number of Wire
Cable Per Phase and Size of
Factory Installed Wires (Unit
Mount)
Phase wire between drive
and CB: Number of Wire
Cable Per Phase and Size of
Factory Installed Wires
(Remote Mount)
Output power to compressor
motor: Number of Wire Cable
Per Phase and Size of Factory
Installed Wires (Unit Mount)
Output power to fuse blocks:
Number of Wire Cable Per
Phase and Size of Factory
Installed Wires (Remote
Mount)
Output power to compressor
motor: Number of Wire Cable
Per Phase and Range of Wire
Sizes Lugs will Accepts
(Remote Mount)
100K Short Circuit
Withstand Rating Amps
Incoming power to drive
circuit breaker: Number of
Cable Lugs per Phase and
Range of Wire Sizes Standard
Lugs will Accept
Incoming power to drive
circuit breaker: Number of
Cable Lugs per Phase and
Range of Wire Sizes Optional
Lugs will Accept
AFDH-SVN005B-EN
Specification
5% to 95% (non-condensing)
AFDH D-Frame drives (380V/400V)
212 260
One wire lugs Two wire lugs
200-500 KCMIL 3/0-250 KCMIL
Two wire lugs Two wire lugs
2/0-250 KCMIL 2/0-250 KCMIL
One Wire Lug
One Wire Lug
2/0–500 KCMIL
2/0–500 KCMIL
Two Two
1/0 DLO 1/0 DLO
wires wires
Two Two
1/0 DLO 1/0 DLO
wires wires
Two Two
1/0 DLO 1/0 DLO
wires wires
Two Two
1/0 DLO 1/0 DLO
wires wires
Two wire lugs Two wire lugs
2/0-600 KCMIL 2/0-600 KCMIL
212 260
One wire lugs Two wire lugs
200-500 KCMIL 3/0-250 KCMIL
Two wire lugs Two wire lugs
2/0-250 KCMIL 2/0-250 KCMIL
One Wire Lug One Wire Lug
2/0–500 KCMIL 2/0–500 KCMIL
Important: Under such low condenser water
conditions, use of an oil recovery system is
recommended. These systems are found on
all Trane® chillers built since 1985.
Electrical Cable Size
Specifications for AFDH Drives
315 395
Two wire lugs Two wire lugs
3/0-250 KCMIL 400-500 KCMIL
Two wire lugs
2/0-250 KCMIL
NA
One Wire Lug
2/0–500 KCMIL
Two Two
3/0 DLO 4/0 DLO
wires wires
Two Two
3/0 DLO 4/0 DLO
wires wires
Two Two
3/0 DLO 4/0 DLO
wires wires
Two Two
3/0 DLO 4/0 DLO
wires wires
Two wire lugs Two wire lugs
2/0-600 KCMIL 2/0-600 KCMIL
315 395
Two wire lugs Two wire lugs
3/0-250 KCMIL 400-500 KCMIL
Two wire lugs
2/0-250 KCMIL
NA
One Wire Lug
2/0–500 KCMIL
Pre-Installation
480 588
Three wire lugs Four wire lugs
3/0-400 KCMIL 4/0-500 KCMIL
Three wire lugs
Two wire lugs
500-750 KCMIL
500-750 KCMIL
Four wire Lugs
3/0-400 KCMIL
Two Two
313 MCM DLO 313 MCM DLO
wires wires
Two Two
313 MCM DLO 444 MCM DLO
wires wires
Two Two
313 MCM DLO 313 MCM DLO
wires wires
Two Two
313 MCM DLO 444 MCM DLO
wires wires
Two wire lugs Two wire lugs
2/0-600 KCMIL 2/0-600 KCMIL
480 588
Four wire lugs Four wire lugs
4/0-500 KCMIL 4/0-500 KCMIL
Three wire lugs
Three wire lugs
500-750 KCMIL
500-750 KCMIL
Four wire Lugs
Four wire Lugs
3/0-400 KCMIL
3/0-400 KCMIL
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