Trane R Series Installation, Operation And Maintenance Manual page 153

Air-cooled helical rotary liquid chillers
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Diagnostics
Table 66. Starter diagnostics (continued)
Diagnostic Name
Affects
and Source
Target Severity Persistence
Transition Complete
Input Opened -
Cprsr
Compressor 1A
Transition Complete
Input Opened -
Cprsr
Compressor 1B
Transition Complete
Input Opened -
Cprsr
Compressor 2A
Transition Complete
Input Opened -
Cprsr
Compressor 2B
Transition Complete
Input Shorted -
Cprsr
Compressor 1A
Transition Complete
Input Shorted -
Cprsr
Compressor 1B
Transition Complete
Input Shorted -
Cprsr
Compressor 2A
Transition Complete
Input Shorted -
Cprsr
Compressor 2B
Under Voltage
Chiller
RTAC-SVX01J-EN
Active
Modes
[Inactive
Modes]
All running
Immediate
Latch
modes
All running
Immediate
Latch
modes
All running
Immediate
Latch
modes
All running
Immediate
Latch
modes
Immediate
Latch
Pre-Start
Immediate
Latch
Pre-Start
Immediate
Latch
Pre-Start
Immediate
Latch
Pre-Start
Pre-Start and
Normal
NonLatch
Any Ckt(s)
Energzd
Criteria
The Transition Complete input was found to be opened with the
compressor motor running after a successful completion of
transition. This is active only for Y-Delta, Auto-Transformer,
Primary Reactor, and X-Line Starters. To prevent this diagnostic
from occurring as the result of a power loss to the contactors, the
minimum time to trip must be greater than the trip time for the
power loss diagnostic.
The Transition Complete input was found to be opened with the
compressor motor running after a successful completion of
transition. This is active only for Y-Delta, Auto-Transformer,
Primary Reactor, and X-Line Starters. To prevent this diagnostic
from occurring as the result of a power loss to the contactors, the
minimum time to trip must be greater than the trip time for the
power loss diagnostic.
The Transition Complete input was found to be opened with the
compressor motor running after a successful completion of
transition. This is active only for Y-Delta, Auto-Transformer,
Primary Reactor, and X-Line Starters. To prevent this diagnostic
from occurring as the result of a power loss to the contactors, the
minimum time to trip must be greater than the trip time for the
power loss diagnostic.
The Transition Complete input was found to be opened with the
compressor motor running after a successful completion of
transition. This is active only for Y-Delta, Auto-Transformer,
Primary Reactor, and X-Line Starters. To prevent this diagnostic
from occurring as the result of a power loss to the contactors, the
minimum time to trip must be greater than the trip time for the
power loss diagnostic.
The Transition Complete input was found to be shorted before the
compressor was started. This is active for all electromechanical
starters.
The Transition Complete input was found to be shorted before the
compressor was started. This is active for all electromechanical
starters.
The Transition Complete input was found to be shorted before the
compressor was started. This is active for all electromechanical
starters.
The Transition Complete input was found to be shorted before the
compressor was started. This is active for all electromechanical
starters.
Nom. trip: 60 seconds at less than 87.5%, 2.8% at 200V 1.8%
at 575V, Auto Reset at 90% or greater.
Reset
Level
Local
Local
Local
Local
Local
Local
Local
Local
Remote
153

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