33
MCP15-500.9
Figure 33.1 - Controls Cabinet - Energy Recovery Section (B and D-Cabinet only, if equipped)
j
1. (S) Energy recovery wheel
2. (S) Controls/power compartment with terminal strips (B-Cabinet)
(S) Controls compartment with terminal strips (see #3) (D-Cabinet)
3. (S) Power compartment with terminal strips (see #2) (D-Cabinet)
4. (S) Carel pCOxs microprocessor controller
5. (S) Exhaust fan motor circuit fuses
k
6. (S) Power distribution block
7. (S) Energy recovery wheel drive motor circuit breaker
8. (S) Energy recovery wheel drive motor motor starter
(O) Energy recovery wheel drive motor VFD (D-Cabinet)
9. (O) Exhaust air filters
10. (O) Exhaust air filters dirty filter switch (not shown)
11. (S) Exhaust fan VFD
k
12. (O) Energy recovery wheel pressure drop switch
13. (O) Electric preheat assembly with controls/power compartment
14. (S) Outside air filters
15. (O) Outside air filters dirty filter switch
16. (S) Blower door switch
17. (S) Outside air enthalpy sensor
18. (S) Exhaust fan motor
k
19. (S) Exhaust plenum fan
k
20. (S) Exhaust fan/motor access
21. (O) Inlet hood
22. (S) Exhaust hood (not shown on B-Cabinet)
23. (S) Economizer bypass damper actuator access
(Economizer bypass not available on D-Cabinet
with 81" wheel, Digit 21=L)
24. (O) Energy recovery wheel rotation detection sensor
(not shown)
(S) = standard (O) = optional
UNIT COMPONENT IDENTIFICATION / LOCATION
5
11
12
26
13
14
17
16
15
9
10
4
2
18
20
21
22
23
24
j
Location of components is typical, but may change depending on the unit configuration.
k
D-Cabinet units with Digit 22=J have dual fans. For fans with 15 or 20HP motors (Digit 23=X or Y), the fan motors are controlled by two individually protected VFD's.
1
1
3
6
2
4
5
5
6
7
7
8
8
9
10
11
11
12
13
14
15
16
16
17
18
18
19
19
20
21
22
23
24
Содержание MPR Series
Страница 17: ...17 MCP15 500 9 PAGE INTENTIONALLY LEFT BLANK ...
Страница 67: ...67 MCP15 500 9 PAGE INTENTIONALLY LEFT BLANK ...