Design Technical Manual
Table Of Contents
- CHAPTER00
- CHAPTER01_General_information
- CHAPTER02_Model_selection
- 1. MODEL SELECTION PROCEDURE
- 2. MODEL LINE UP
- 3. MODEL SELECTION AND CAPACITY CALCULATION
- 4. CAPACITY TABLE COOLING (OUTDOOR UNIT)
- 5. CAPACITY TABLE HEATING (OUTDOOR UNIT)
- 6. CAPACITY COMPENSATION COEFFICIENT
- 7. CAPACITY TABLE COOLING (INDOOR UNIT)
- 7-1. COMPACT CASSETTE TYPE
- 7-2. CIRCULAR FLOW CASSETTE TYPE
- 7-3. CASSETTE TYPE
- 7-4. MINI DUCT TYPE
- 7-5. SLIM DUCT / SLIM CONCEALED FLOOR TYPE
- 7-6. MEDIUM STATIC PRESSURE DUCT TYPE
- 7-7. HIGH STATIC PRESSURE DUCT TYPE
- 7-8. VERTICAL AIR HANDLER TYPE
- 7-9. COMPACT FLOOR TYPE
- 7-10. FLOOR / CEILING TYPE
- 7-11. CEILING TYPE
- 7-12. WALL MOUNTED TYPE
- 8. CAPACITY TABLE HEATING (INDOOR UNIT)
- 8-1. COMPACT CASSETTE TYPE
- 8-2. CIRCULAR FLOW CASSETTE TYPE
- 8-3. CASSETTE TYPE
- 8-4. MINI DUCT TYPE
- 8-5. SLIM DUCT / SLIM CONCEALED FLOOR TYPE
- 8-6. MEDIUM STATIC PRESSURE DUCT TYPE
- 8-7. HIGH STATIC PRESSURE DUCT TYPE
- 8-8. VERTICAL AIR HANDLER TYPE
- 8-9. COMPACT FLOOR TYPE
- 8-10. FLOOR / CEILING TYPE
- 8-11. CEILING TYPE
- 8-12. WALL MOUNTED TYPE
- CHAPTER03_Outdoor_units
- CHAPTER04_Indoor_units
- CHAPTER05_Control_system
- 1. CONTROL SYSTEM
- 2. CONTROL UNITS
- 2-1. SYSTEM CONTROLLER
- 2-2. SYSTEM CONTROLLER LITE
- 2-3. TOUCH PANEL CONTROLLER
- 2-4. CENTRAL REMOTE CONTROLLER
- 2-5. WIRED REMOTE CONTROLLER (Touch panel)
- 2-6. WIRED REMOTE CONTROLLER
- 2-7. SIMPLE REMOTE CONTROLLER (With Operation mode)
- 2-8. SIMPLE REMOTE CONTROLLER (Without Operation mode)
- 2-9. WIRELESS REMOTE CONTROLLER
- 2-10. IR RECEIVER UNIT (for ALL DUCT TYPE)
- 2-11. IR RECEIVER UNIT (for CASSETTE TYPE)
- 2-12. IR RECEIVER UNIT (for CIRCULAR FLOW CASSETTE TYPE)
- 2-13. HUMAN SENSOR KIT (for CIRCULAR FLOW CASSETTE TYPE)
- 2-14. REMOTE SENSOR UNIT
- 2-15. PRESSURE SENSOR KIT
- 2-16. GROUP CONTROL METHOD
- 2-17. COMPARISON TABLE OF CONTROLLERS
- 3. ADAPTOR / CONVERTOR UNITS
- 4. SERVICE & WEB MONITORING TOOL
- CHAPTER06_System_design
- CHAPTER07_Function_setting
- CHAPTER08_External_input_and_output
- CHAPTER09_Notes
- CHAPTER10_Optional_parts
- CHAPTER99
Unit : in. (mm)
10-2. SNOW HOOD
In cold locations where freezing temperatures and snow may occur, install inlet and outlet
hoods to help maintain stable operation and to help avoid snow damage.
PRECAUTION
●
All components including snow hoods, frame and screws are to be locally purchased.
●
Prior to installation of snow hoods, install unit on equipment foundation.
●
Provide equipment foundation high enough to keep the unit base above the snow level.
Foundation width should not exceed unit width.
●
Position snow hood and units in an orientation that limits exposure to prevailing winds.
●
In multi unit installations, it may be necessary to install snow hoods before units are set in
place.
●
Static pressure loss of the air ow path including snow hoods must be .32in. WG (80Pa) or
less.
●
Unit noise levels may increase with snow hood installed.
EXAMPLE OF INSTALLING SNOW HOOD
Caution
● The depth D of the snow hood should be 19-11/16 (500) or more.
● Provide ample slope so that snow will not accumulate on top of the snow hood. In addition,
configure the snow hood so that snow will not fall off and accumulate at the hood inlet.
● Opening height E of the snow hood should be 23-5/8 (600) or more.
19-11/16 (500)
19-11/16 (500) 19-11/16 (500)
D
11-7/16 (290)
11-7/16
(290)
62-1/16 (1576)
23-5/8 (600)
15-3/4 (400)
D
E
Equipment
foundation
Equipment
foundation
Equipment
foundation
Provide a slope
- (03 - 36) -
OUTDOOR
UNITS
OUTDOOR
UNITS