Roberts Gorden Corayvac CRV-B Series, Инструкция по установке, эксплуатации и обслуживанию

Страница: 55 / 96

SECTION 10: O
UTSIDE
A
IR
S
UPPLY
47 of 85
FIGURE 30: Duct Sizin g
10.3 Outside Air Blower Internal Wirin g
FIGURE 31: Outside Air Blower Internal Wirin g Dia g ram
Outside Air System Desi g n Re q uirements:
Blower Performance (90707501K):
112 Flow Units
One o u tside air blo w er is req u ired per each EP-100 or
EP-200 series p u mp and t w o o u tside air blo w ers may
be req u ired for each EP-300 series p u mp. O u tside air
blo w ers cannot be shared bet w een t w o separate CRV-
Series systems.
Duct Desi g n Rules:
- System sho u ld be designed so that the blo w er is
positioned closest to the highest flo w
req u irements (end v ents).
- When a d u ct is carrying more than 40 flo w u nits, it
m u st be at least 6" (15 cm) diameter.
Press u rized Systems
- 6" (15 cm) diameter d u ct m u st not exceed 120'
(36 m) total per system.
- 4" (10 cm) diameter d u ct m u st not exceed 120'
(36 m) per radiant branch.
Non Press u rized
- 6" (15 cm) diameter d u ct m u st not exceed 90'
(27 m) maxim u m 100 flo w u nits
- 4" (10 cm) diameter d u ct m u st not exceed 90'
(27 m)
- Elbo w s are eq u i v alent to 10' (3 m) of d u ct length.
L
MOTOR
M N
BLK
W HT
T1 T3 T2
C N O
BLU
BLU
BLO W ER
PRESSURE
S W ITCH
The o u tside air blo w er is shipped w ith the
blo w er man u fact u rer’s standard internal w iring.
For u se w ith ROBERTS GORDON ® heaters,
the o u tside air blo w er m u st be re w ired w ith
existing w ires by the electrical contractor. See
diagram.
NOTE: The internal 24 V relay provided will
not be used and can be discarded.