A6 Duct Type 
A6 Duct Type  57 
A6  Duct  Type 
 
 
1. Features ........................................................................... 58 
2. Dimensions ...................................................................... 61
 
3. Service Space .................................................................. 62
 
4. Wiring Diagrams ............................................................. 63
 
5. Static Pressure ................................................................ 68
 
6. Electric Characteristics .................................................. 70
 
7. Sound Levels ................................................................... 71
 
8. Accessories ..................................................................... 72 
9. The Specification of Power ............................................ 73
 
10. Field Wiring ................................................................... 74