Carrier 40FS - Manual (Page 11)

A. COOLING ONLY UNITS
I-PHASE CONN.
TO DISCONNECT PER NEC
TAPE UNUSED LEADS
COOLING
CONTROL
KlTd-
FAN SPEED
OPERATION)
230V OR 208V TAP
I I
BLK RED
J____ L
( PRIMARY 1
ITRANSFORMERI
U ecqndary J
FAN
RELAY
CONTACTS
f~
YEL
I
(k
GROUND
—I CONN.
1 /
COM PL-I PL-2 PL-3
FAN SPEED SELECTOR BLOCK
(I-FAN SPEED OPERATION)
B. HEATING ONLY OR HEATING AND COOLING UNITS
(WITH ALL HEATER MODELS EXCEPT 40FS9I6320, 40FS9I6500
AND CIRCUIT BREAKER VERSIONS OF ALL 40FQ)
I-PHASE CONN.
TO DISCONNECT PER NEC
1 1 I
I-PHASE CONN.
TO DISCONNECT PER NEC
TERMINAL
BOARD 2
ON 8-KW
TO lO-KW HEATER
GROUND LUG (LOCATED
NEAR TRANSFORMER)
L2 LI
U-CKTA—H
------ '
*
F5 F3 FI F2 F4 F6
FUSE BOARD ON
1 [-KW TO 30-KW HEATER
L_T5n ground lug ( LOCATED NEAR
-TRANSFORMER)
TAPE
UNUSED
LEADS
Q /
230V OR 208V TAP
RED
I
( PRIMARY ^
[ transformer
\SEC0NDARY/^
38HQ HEATERS ONLY
ELECTRIC HEATER
CONTROL BOARD
YEL
I
BLK
I
BLU
COM PL-I PL-2 PL-3
FAN SPEED SELECTOR BLOCK
FAN
motor ;
C. HEATING ONLY OR HEATING AND COOLING UNITS
l-PHASECONN. TO DISCONNECT PER NEC
(WITH MODEL 40FS9I6320 HEATER)
1-PHASE CONN. TO DISCONNECT PER NEC -PHASE CONN. TO DISCONNECT PER NEC
LINE VOLTAGE |
TERMINAL BOARD |
0N5-KWT0I0-KW I
HEATER
1 ! 1 ' 1 1 1
GROUND
LEAD
1
1
1 l-PHASE CONN
TO DISCONNECT
1
1
1
GROUND
LEAD
1
1 I
l^CKTA^
1 1
GROUND LUG (LOCATED
NEAR TERMINAL BOARD)
r^-
o o ©
0 0 0 0
STANDARD FUSE BOARD ON ll-KW
TO 20-KW HEATER W/ACCESS.
CONN. CONVERSION LUG SET
-- 0 I .GROUND LUGS (LOCATED I 0 I--------------
---------^ NEAR FUSE BOARD) ^-----------------
—f 0~I GROUND LUG
TAPE UNUSED LEAD^
Q
230V OR 208V TAP
( PRIMARY ^
iTRANSFOR~MEg
L seconda ’ ry J^
ELECTRIC HEATER
CONTROL BOARD
( l-FAN SPEED OPERATION)
YEL (COOLING a HEATING)
/ s
COM PL-I PL-2 PL-3
FAN SPEED SELECTOR BLOCK
FAN ’
motor ;
D. HEATING ONLY OR HEATING AND COOLING UNITS
(WITH MODEL 40FS9I6500 HEATERS)
GROUND m
FUSE BOARD
3-PHASE
FIELD
POWER
CONN.
<^!> <^>
TERMINAL BOARD
10-KW TO 18-KW UNITS
SELECTOR BLOCK TERMINATIONS
COM-COMMON PL-2 - MED
PL-1 - HIGH PL-3 - LOWt
mn / r \
1 FU2 h ) -
1 FU3
1 FU4 ■■
1 FU5
1 FU6
3-PHASE
FIELD
POWER
CONN.
HEATING ONLY OR HEATING AND COOLING UNITS
(UNITS 40FQ WITH CIRCUIT BREAKERS)
25-KW AND 30-KW UNITS
Line Voltage Connection
Splice Connection
------ Field Wiring
------ Factory Wiring
Accessory connection conversion
lug set. See text for power wiring.
CIRCUIT BREAKER
BOARD (TYP)
I - PHASE FIELD
POWER CONN,
• — GROUND
*Fuses 5 and 6 only on heater models over 20 kw.
tPL-3 not used on Model 40FS075.
NOTES:
1. Branch circuit wiring data as shown in Table 4.
2. Tape or cap all unused wire leads.
3. For 1 fan speed operation, see text for power
wiring.
Fig. 13 — Line Power Connections
11