Electrical - High Voltage - Trane 4TWV7X24A1000A Installer's Manual

Electrical – High Voltage
Table 23. High Voltage Power Supply
W W A A R R N N I I N N G G
L L I I V V E E E E L L E E C C T T R R I I C C A A L L C C O O M M P P O O N N E E N N T T S S ! !
F F a a i i l l u u r r e e t t o o f f o o l l l l o o w w t t h h i i s s W W a a r r n n i i n n g g c c o o u u l l d d r r e e s s u u l l t t i i n n
p p r r o o p p e e r r t t y y d d a a m m a a g g e e , , s s e e v v e e r r e e p p e e r r s s o o n n a a l l i i n n j j u u r r y y , , o o r r d d e e a a t t h h . .
F F o o l l l l o o w w a a l l l l e e l l e e c c t t r r i i c c a a l l s s a a f f e e t t y y p p r r e e c c a a u u t t i i o o n n s s w w h h e e n n
e e x x p p o o s s e e d d t t o o l l i i v v e e e e l l e e c c t t r r i i c c a a l l c c o o m m p p o o n n e e n n t t s s . . I I t t m m a a y y b b e e
n n e e c c e e s s s s a a r r y y t t o o w w o o r r k k w w i i t t h h l l i i v v e e e e l l e e c c t t r r i i c c a a l l c c o o m m p p o o n n e e n n t t s s
d d u u r r i i n n g g i i n n s s t t a a l l l l a a t t i i o o n n , , t t e e s s t t i i n n g g , , s s e e r r v v i i c c i i n n g g , , a a n n d d
t t r r o o u u b b l l e e s s h h o o o o t t i i n n g g o o f f t t h h i i s s p p r r o o d d u u c c t t . .
The high voltage power supply must agree with the equipment
nameplate.
Power wiring must comply with national, state, and local codes.
Follow instructions on unit wiring diagram located on the inside of the
control box cover and in the Service Facts document included with the
unit.
Table 24. High Voltage Disconnect Switch
W W A A R R N N I I N N G G
H H I I G G H H L L E E A A K K A A G G E E C C U U R R R R E E N N T T ! !
F F a a i i l l u u r r e e t t o o f f o o l l l l o o w w t t h h i i s s W W a a r r n n i i n n g g c c o o u u l l d d r r e e s s u u l l t t i i n n
p p r r o o p p e e r r t t y y d d a a m m a a g g e e , , s s e e v v e e r r e e p p e e r r s s o o n n a a l l i i n n j j u u r r y y , , o o r r d d e e a a t t h h . .
E E a a r r t t h h c c o o n n n n e e c c t t i i o o n n e e s s s s e e n n t t i i a a l l b b e e f f o o r r e e c c o o n n n n e e c c t t i i n n g g
e e l l e e c c t t r r i i c c a a l l s s u u p p p p l l y y . .
Install a separate disconnect switch at the outdoor unit.
For high voltage connections, flexible electrical conduit is
recommended whenever vibration transmission may create a noise
problem within the structure.
Table 25. High Voltage Disconnect Switch
Ground the outdoor unit per national, state, and local code
requirements.
18 18-BC111D1-1A-EN