Hitachi RAS-(4-12)HNP(1)(E) - Page 107

3 Piping work and
refrigerant charge
93
SMGB0087 rev.0 - 12/2013
3
Model
Pipe
TRF-NP160U
For liquid pipe
130
( 38.1)
Ø
Pipe connecting
port for I.U
Pipe connecting
port for O.U
(Flare connection)
(Flare connection)
For gas pipe
262
130
( 38.1)
Ø
(Flare connection)
(Flare connection)
Pipe connecting
port for I.U
Pipe connecting
port for O.U
O.U.: Outdoor Unit
I.U.: Indoor Unit
Model
Pipe
TRF-NP280U
For liquid pipe
314
130
(φ38.1)
(φ9.52)
(φ58)
200
360
(φ
25.4)
(Brazing connection)
(Flare connection)
Pipe connecting
port for I.U
Pipe connecting
port for O.U
For gas pipe
314
130
(φ38.1)
(φ9.52)
(φ58)
200
360
(φ25.4)
(Brazing connection)
(Flare connection)
Pipe connecting
port for I.U
Pipe connecting
port for O.U
O.U.: Outdoor Unit
I.U.: Indoor Unit
Model
Pipe
TRF-NP335U1
For liquid pipe
(314)
(130)
(φ38.1)
(φ12.7)
(φ58)
(200)
(360)
(φ25.4)
(Brazing connection)
(Flare connection)
Pipe connecting
port for I.U
Pipe connecting
port for O.U
For gas pipe
(Brazing connection)
(Flare connection)
Pipe connecting
port for I.U
Pipe connecting
port for O.U
(314)
(130)
(φ38.1)
(φ12.7)
(φ58)
(200)
(360)
(φ25.4)
O.U.: Outdoor Unit
I.U.: Indoor Unit