Installation manual

McQuay IM 487-4 65
Wiring Diagrams
Figure 72. VAV fan power (with SAF and RAF VFDs and manual bypass), continued
/8.00 /6.00 /4.00 /3.00
/2.66
/2.00
/8.00 /2.00
H149
H150
H151
HRAF-1
HRAF-2 HRAF-3
H152
143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170
109 109
203
432 430
426
440
MTR
L3-1 L2-1 L1-1
L3-6 L2-6 L1-6
1 2 3 4
5 6 7 8
GRD
21 21 21
X3
X1X2
H4
H3
H2
H1
3 2 1
T3 T2
T1
C2 B2 A2
C1 B1 A1
L3L3
L2L2
L1L1
T3
T2
T1
T3 T2
T1
L3 L2
L1
T3 T2
T1
L3 L2
L1
T3B
T3A
T2B
T2A
T1B
T1A
L3B L3A L2B L2A L1B L1A
GND
W2
V2
U2
W1
V1
U1
G
PB11 PB11
TB1A TB1A
F1C
F1A
F1B
T1_N
T1
T1_115VAC
115T1/2.00
PVM1
RETURN-FAN
+NB
LR20
+BB
CB20
M40B
+BB
M40I
+BB
MMP40
+BB
AFD20
+NB
GND20
151
150
149
168B
168A
168C
164A 162A162
164
164 163 162
147A 151A 151B 146A 150A 150B 145A 149A 149B
(Schematic continues on the previous page.)