Notes:
1.
Remove jumper to install field optional low ambient switch.
2.
Step-down transformer assembly for 460/575 volt units (only) con nect be tween J50 and P50.
3.
Move wire for dif fer ent in put voltage
4.
Optional low ambient switch.
5.
Optional motorized intake damper.
6.
Re po si tion en thalpy con trol into in take hood of ERV from roof top unit econo mizer.
PAGE 7
P28A-10TDW
COM PO NENT CODE
A130
Pivot Wheel Board
B26
Mo tor, Ex haust Air
B27
Mo tor, Fresh Air
B28
Des ic cant Wheel
B29
Mo tor, Wheel & Damper
B30
Mo tor, Damper (Op tional)
C23
Ca paci tor, Wheel Mo tor
F29
Fuse
J48
Jack, Con trol Box (Fresh Air)
J50
Jack, Con trol Box (Wheel)
J51
Jack, Con trol Box (Ex haust Air)
J56
Jack, Con trol Box (Damper)
J148
Jack, Fresh Air Mo tor Har ness
J150
Jack, Wheel Mo tor Har ness
J151
Jack, Ex haust Air Mo tor Har ness
J152
Jack, Trans former (High Volt age)
J153
Jack, Field Har ness
J160
Jack, Damper Mo tor
J193
Jack, En thalpy Sen sor
K163
Con tac tor, Ex haust Air Mo tor
K164
Con tac tor, Fresh Air Mo tor
P48
Plug, Fresh Air Mo tor Har ness
P50
Plug, Wheel Mo tor Har ness
P51
Plug, Ex haust Air Mo tor Har ness
P56
Plug, Damper Mo tor Har ness
P104
Plug, Out door En thalpy Sen sor
P148
Plug, Fresh Air Mo tor
P149
Plug, Wheel & Damper Motor
P150
Plug, Wheel Mo tor
P151
Plug, Ex haust Air Mo tor
P152
Plug, Trans former (High Volt age)
P153
Plug, Field Har ness
P160
Plug, Damper Mo tor
S26
Switch, Low Am bi ent (Op tional)
S51
Switch, Door
S110
Switch, Tip
T27
Trans former Con trol
T28
Trans former, Step- down
(Op tional)
TB37
Ter mi nal Block (Low Volt age)
WIRE COLOR CODE
BK
Black
BL
Blue
GR
Green
GY
Gray
OR
Or ange
PK
Pink
RD
Red
WH
White
YL
Yel low
ERV UNIT SCHE MATIC DIAGRAM
Содержание RRS Rooftop Systems P28 Series
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