Hitachi YUTAKI S COMBI Series User Manual

ENGLISH
3.3 GENERAL SPECIFICATIONS
3.3.1 Considerations
• The sound data is based on the following conditions:
- Outdoor ambient temperature (DB/WB): 7/6ºC.
- Water inlet/outlet temperature: 47/55ºC (mark: *1); 30/35ºC (mark: *2).
- Distance of the unit from the measuring point: At 1 meter from the unit’s front surface; 1,5 meter from oor level.
- The sound pressure level is measured in an anechoic chamber, so reected sound should be taken into consideration when
installing the unit.
- The sound power level is measured in a reverberant room, in accordance with the standard EN12102. Used environment
conditions are the same that specied in EN14511 for performance test.
• The nominal water ow rate is calculated under the following conditions:
- Outdoor ambient temperature (DB/WB): 7/6ºC.
- Water inlet/outlet temperature: 47/55ºC (mark: *1); 30/35ºC (mark: *2).
• Regarding data market with (mark: *3), it corresponds to the height of the unit with the minimum mounting foot height. This value
can be adjusted up to +30 mm.
• For specic details about data corresponding to the working range, please refer to the chapter “4 WORKING RANGE”.
Keywords:
• DB: Dry bulb
• WB: Wet bulb
3.3.2 Split system - Outdoor unit
Model
RAS-2WHVNP RAS-2.5WHVNP RAS-3WHVNP
Power supply - 1~ 230V 50Hz
Noise level (sound pressure) (*1) dB(A)
Noise level (sound power)
(*1) dB(A)
61 63 64
(*2) dB(A) 59 60 61
Air ow m
3
/min 40.6 40.6 44.7
Cabinet colour - Natural grey (1.0Y 8.5/0.5)
Dimensions (H x W x D) mm 600 x 792 x 300
Net weight kg 43 43 44
Gross weight kg 46 46 49
Piping diameter (liquid / gas) mm (inch) Ø6.35 (1/4) / Ø12.7 (1/2) Ø6.35 (1/4) / Ø12.7 (1/2) Ø9.52 (3/8) / Ø15.88 (5/8)
Minimum piping length m 5
Maximum chargeless piping length m 15
Maximum piping length
(additional refrigerant charge needed)
m (g/m) 50(30) 50(40)
Height difference between OU and IU
(higher OU / lower OU)
m 30 / 20
Working range (cooling // heating // DHW) ºC (DB) 10~46 // -15~25 / -15~35
Refrigerant - R410A
Refrigerant charge before shipment kg 1.4 1.5 1.7
Compressor type - Scroll DC Inverter driven
Blank data: To be informed later.
GENERAL DATA
PMML0335A rev.1 - 04/2016
33

Hitachi YUTAKI S COMBI Series Specifications

General

Brand	Hitachi
Model	YUTAKI S COMBI Series
Category	Heat Pump
Language	English