Danfoss Turbocor TTS Series Applications And Installation Manual page 12

DANGER: Indicates an essential operation or maintenance procedure, practice, or condition which, if not strictly
observed, could result in injury to or death of personnel or long-term health hazards. A Danger notification is
displayed in the format shown below.
CAUTION: Indicates an essential operation or maintenance procedure, practice, or condition which, if not strictly
observed, could result in damage to or destruction of equipment or potential problems in the outcome of the
procedure being performed. A Caution notification is displayed in the format shown below.
Table 1-2 Acronyms and Terms
Acronym/Term
Alarms
AHRI
ANSI
ASHRAE
Axial Bearing
Backplane
BMCC
Bus Bars
Capacitor
Cavity Sensor
Page 12 of 136 - M-AP-001-EN Rev. S 9/8/2021
• • • DANGER! • • •
• • • CAUTION • • •
Alarms indicate a condition at the limit of the normal operating envelope. Compressor
alarms will still allow the compressor to run, but speed is reduced to bring the alarm
condition under the alarm limit.
Air-Conditioning, Heating, and Refrigeration Institute (www.ari.org;www.ahrinet.org).
American National Standards Institute.
American Society of Heating Refrigeration and Air-Conditioning Engineers
(www.ashrae.org).
Bearing that controls the horizontal movement (Z axis) of the motor shaft.
A printed circuit board (PCB) for the purpose of power and control signal transmission.
Many other components connect to this board.
Bearing Motor Compressor Controller. The BMCC is the central processor board of the
compressor. Based on its sensor inputs, it controls the bearing and motor system and
maintains compressor control within the operating limits.
Heavy-gauge metal conductors used to transfer large electrical currents.
A passive component that stores energy in the form of an electrostatic field.
Negative Temperature Coefficient (NTC) temperature sensor located behind the
Backplane for the purpose of sensing motor-cooling vapor temperature. Provides
Definition