About Connection Between Series; Piping Connection - Fujitsu AIRSTAGE J-IIIL Design & Technical Manual

4. About connection between series

4-1. Piping connection

NOTES:
• Connection over different series in same refrigerant system is prohibited.
• Mixed connection of 230 V series and 460 V series is prohibited.
Example 1 (OK)
•
Refrigerant system 1
Refrigerant system 2
Refrigerant system 3
Example 2 (Prohibited)
•
Refrigerant system 1
4-1. Piping connection
VR-II
Outdoor unit
Separation tube Refrigerant pipe
V-II
Outdoor unit
Separation tube Refrigerant pipe
Separation tube Refrigerant pipe
VR-II
Outdoor unit
Separation tube Refrigerant pipe
- (09-14) -
RB unit
J-II
Outdoor unit
V-II Outdoor unit
RB unit
J-II
Outdoor
unit
4. About connection between series