Rapid 2005 Installation, operation & service manual - page 115
Manual is about: Direct, Gas-Fired, Industrial
Air Handler
of
162
SECTION 17: E
LECTRICAL
105 of 147
FIGURE 67: V-1000 VFD 10 to 25HP with Photohelic
(L1)
(L2)
HIGH
(ACCEL)
PHOTOHELIC
LOW
(DECEL)
52
53
3C 2
54
50
LOCATED ON VFD PANEL INSIDE CONTROL ENCLOSURE
PHOTOHELIC LOCATED INSIDE SEPARATE REMOTE ENCLOSURE
PRESET AT 0.1"(LOW) AND 0.3"(HIGH)
CONTROLS BOOTH PRESSURE
2
RELAY
R1
MOTOR
OL
VFD
EXHAUST
MOTOR(S)
T1
T2
T3
S1
S4 SC
L1
L2
L3
S3
OL
OL
TO CUSTOMER
SUPPLIED
DISCONNECT
AND FUSING
3C
50
52
51
50
53
52
50
2
50
52
3C
54
INCREASE
OVERRIDE
TIMER
TD7
SET TO 60 SEC.