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37 of 282
M-SV-001-EN Rev. G
Refer to "Figure 2-7 Compressor Energy and Control Flow Block Diagram - TTS/TGS Compressors" for a
block diagram summary of the energy and voltage signal flow through the compressor.
NOTE
TTH/TGH Compressors are very similar to "Figure 2-7 Compressor Energy and Control Flow Block Diagram - TTS/TGS Compressors".
Figure 2-7 Compressor Energy and Control Flow Block Diagram - TTS/TGS Compressors
Backplane
-1.5-1.5A
-1.5-1.5A
-1.5-1.5A
(Calibra�on)
Fr
o
nt
Radial
Bearing
Rear
Radial
Bearing
Axial
Bearing
(Calibra
�o
n
)
(Calibra
�o
n
)
Chiller C
o
ntr
o
l
C
o
mmunica
�o
ns
Interface
Diagn
o
s
�
c
Terminal
Internet
RS-485 C
o
mms
t
o
Chiller
o
r Building
Management System
User Interface
Serial
Driver
M
o
dule
+15VDC
+24VDC
T
o
M
o
t
o
r C
oo
ling S
o
len
o
ids
T
o
IGV Stepper M
o
t
o
r
C
o
mpress
o
r
I/O
B
o
ard
0-10VDC
0-10VDC
C
o
mpress
o
r
Inputs
C
o
mpress
o
r
Outputs
Bearing PWM
Ampli
fi
er
HV
+
+17VDC
+5VDC
C
o
ntr
o
l
Feedback
+15VDC
+24VDC
+5VDC
+15VDC
C
o
ntr
o
l
Feedback
C
o
ntr
o
l
Feedback
S
o�
-Start
C
o
ntr
o
ller
0-12 VDC
Variable
Frequency
(0-750Hz
)
AC V
o
ltage
T
o
Stat
o
r
V
a
V
b
V
c
DC/DC
C
o
nverter
460-853 VDC
15 VAC
+24VDC
HV
+
(+250VDC
)
3-Phase
380-575VAC
50/60 Hz
+24VDC
Ga
�
ng
Signals
C
o
ntr
o
l
Feedback
Bearing
M
o
t
o
r
C
o
mpress
o
r
C
o
ntr
o
ller
(BMCC
)
C
o
ntr
o
l
+5VDC
+15VDC
-15VDC
+15VDC
External Expansi
o
n Valves
Sha
�
P
o
si
�o
n Outputs
Surge
Suppress
o
r
Harm
o
nic
Filter
Line
React
o
r
EMI/EMC
Filter
External P
o
wer C
o
mp
o
nents
3-Phase
380-575VAC
50/60 Hz
Silicone-Co
ntr
o
lled
Rec
�fi
e
r (SCR)
DC Link
Capacit
o
rs
3-Phase
Inverter
0 VDC
460-853 VDC
460-853 VDC
M
o
t
o
r Drive
N
o
te:
All v
o
ltage levels sh
o
wn have the f
o
ll
o
wing err
o
r t
o
lerance:
DC (except the DC bus
)
: ±5%
AC : ±10%
Содержание TGH285
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