Hitachi YUTAKI S COMBI Series Technical Catalogue

2 General data
Component data
TCGB0123 rev.2 - 10/2019
53
2
Model RASM-2VRE RASM-3VRE
Expansion vessel
Material - Stainless steel (Immersion heating element)
Internal water volume L 6.0
Working pressure bar 3.0
Pre-loading pressure (Air side) bar 1.0
Water strainer
Type - Isolated water strainer (Filter ball)
Material - Brass
Piping connection (in.) 1”, DN25
Mesh (hole size) mm 0.7
Self-cleaning(withbackush)lter - Yes
Safety valve - Yes (3 bar)
Shut-off valve - No. Field supplied accessory.
Air purger - Yes
Manometer - Yes
Unit controller - No, Supplied as accessory

Hitachi YUTAKI S COMBI Series Specifications

General

Type	Air-to-Water Heat Pump
Energy Efficiency Class (Cooling)	A++
Refrigerant	R32
Operating Temperature Range (Heating)	-20°C to 35°C
Energy Efficiency Class (Heating)	A+++
Integrated DHW Tank	190 liters
Dimensions (Indoor Unit)	Varies by model
Dimensions (Outdoor Unit)	Varies by model
Weight (Indoor Unit)	Varies by model
Weight (Outdoor Unit)	Varies by model
Operating Temperature Range (Cooling)	+10°C to +46°C