Nortek P7TQ- 072 Série Notice D'installation page 47

Appareils monoblocs de chauffage / climatisation électrique de toit
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DISCONNECT & WIRE SIZES
VOLTAGE
ELECTRIC
WIRE GA
SIZE
9
18.8/21.7
36.3/41.9
18
208-230/3/60
60/69.3
30
35
72.6/83.7
11.9
9
21.7
18
460/3/60
30
34.6
41.9
35
10
10.04
20
20.08
575/3/60
30.12
30
40
40.16
P7TQ-90/120: AK8-AMS0
Figure 23. Schéma de câblage pour les appareils de 7.5 et 10 tonnes modèles
1. DISCONNECT ALL POWER BEFORE SERVICING.
2. CAUTION: IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE APPLIANCE
MUST BE REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING
A TEMPERATURE RATING OF AT LEAST 105 DEGREES C.,
3. LINE AND BLOWER MOTOR BRANCH CIRCUIT WIRE SHOULD BE OF A SIZE
TO PREVENT VOLTAGE DROP BEYOND FIVE PERCENT OF SUPPLY LINE VOLTAGE.
4. SEE RATING PLATE LABEL FOR MCA, TO DETERMINE LINE FEED COPPER WIRE SIZE.
LINE FEEDS CONNECT TO THE LOCKABLE DISCONNECT OR DISTRIBUTION BLOCKS.
5. USE #18 GA. WIRE FOR 24 VOLT CONTROL WIRING ON UNIT.
6. WHEN PROVIDING OR REPLACING FUSES IN THE FUSIBLE DISCONNECT SWITCH
USE DUAL ELEMENTS TIME DELAY FUSES AND SIZE ACCORDING TO 1.25
DISCONNECT
SIZE
TIMES THE MAXIMUM TOTAL INPUT AMPS.
7. ALL MOTORS MARKED IOL HAVE INTERNAL LINE BREAK.
60
8. FUSIBLE DISCONNECT IS FIELD FURNISHED OR AVAILABLE FROM FACTORY AS AN OPTION.
60
9. THE LINE SIDE OF THE DISCONNECT SWITCH MUST BE CONNECTED TO THE INCOMING
100
POWER SUPPLY SUCH THAT THE VOLTAGE BETWEEN L1 AND GROUND IS THE GREATER VALUE.
125
60
60
WIRING CODE
60
60
BLACK - BK
60
BROWN - BR
60
RED - RD
60
ORANGE - OR
YELLOW - YE
60
GREEN - GN
BLUE - BL
VIOLET - VI
WHITE - WH
GRAY - GY
DWG #1012120 SHT. #1
(575 V, 2 vitesses, moteur 2 HP)
NOTES
FIELD CONTROL WIRING
TOTAL WIRE
MINIMUM RECOMMENDED
LENGTH
WIRE SIZE
150 FEET
#18 GA.
250 FEET
#16 GA.
350 FEET
#14 GA.
FACTORY WIRING
FIELD WIRING
TERMINAL BLOCK -- UNIT PANEL
(HIGH VOLTAGE SECTION)
TERMINAL BLOCK -- UNIT PANEL
(LOW VOLTAGE SECTION)
L1
L1
L2
L3
L3
3
5
7
7
8
8
10
16
20
21
22
36
37
38
39
40
41
46
48
50
51
52
53
54
72
47

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Ce manuel est également adapté pour:

P7tq- 090 sérieP7tq-120 sérieP7tq- 150 série

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