Installation - Mechanical
Typical Unit Layout
Figure 10. Typical layout of units (40 to 80 tons) left hand electrical and right hand water
40 TON
EVAP
STARTER
FAN 1,2
DOOR
CONTROL
VARIABLE
FIXED
SPEED
SPEED
A
B
60 TON
STARTER
EVAP
FAN 1,2
CONTROL
DOOR
VARIABLE
FIXED
SPEED
SPEED
A
B
Figure 11. Typical layout of units (40 to 80 tons) right hand electrical and left hand water
40 TON
FAN 3
FAN 1,2
WATER OUT
FIXED
EMPTY
SPEED
WATER IN
C
B
60 TON
FAN 3,4
FAN 1,2
WATER OUT
FIXED
FIXED
SPEED
SPEED
WATER IN
B
C
24
FAN 3
WATER OUT
EMPTY
C
WATER IN
FAN 3,4
FIXED
WATER OUT
SPEED
C
WATER IN
EVAP
STARTER
DOOR
CONTROL
WATER OUT
VARIABLE
SPEED
A
EVAP
STARTER
DOOR
CONTROL
WATER OUT
VARIABLE
SPEED
WATER IN
A
50 TON
STARTER
EVAP
FAN 1,2
CONTROL
DOOR
VARIABLE
FIXED
SPEED
SPEED
A
70-80 TON
EVAP
DOOR
FAN 5
FAN 3,4
VARIABLE
FIXED
SPEED
SPEED
A
B
50 TON
FAN 3
FAN 1,2
FIXED
FIXED
SPEED
SPEED
WATER IN
C
B
70 - 80 TON
FAN 5
FAN 3,4
FIXED
FIXED
FIXED
SPEED
SPEED
SPEED
D
C
FAN 3
FIXED
WATER OUT
SPEED
B
C
WATER IN
STARTER
FAN 1,2
CONTROL
FIXED
FIXED
WATER OUT
SPEED
SPEED
C
D
WATER IN
EVAP
STARTER
DOOR
CONTROL
VARIABLE
SPEED
A
EVAP
STARTER
FAN 1,2
DOOR
CONTROL
VARIABLE
SPEED
B
A
PKG-SVX027A-EN