Hitachi YUTAKI S Series Technical Catalogue page 40

2 General data
Cooling mode application (EN 14825) (Models with cooling kit accessory)
Model
Water outlet temperature
Outdoor side heat exchanger
of chiller
Indoor side heat exchanger
chiller
Product
Type
description
Driver of compressor
Capacity Control
Water control
Rated Cooling Capacity (PRATED,C)
Seasonal space cooling energy efficiency
(ηS,C)
Seasonal energy ratio cooling mode (SEER)
Seasonal active energy ratio cooling mode
(SEERON)
Declared cooling capacity and efficiency ratio for part
load at given outdoor temperatures Tj
Outdoor temperature
(Tj) = 35ºC
Outdoor temperature
(Tj) = 30ºC
Outdoor temperature
(Tj) = 25ºC
Outdoor temperature
(Tj) = 20ºC
Degradation coefficient (Cdc)
Annual energy consumption (QCE)
32 TCGB0123 rev.2 - 10/2019
Outdoor unit RAS-2WHVRP
Indoor unit RWD-2.0NRWE-200S-K RWD-2.5NRWE-200S-K RWD-3.0NRWE-200S-K
7ºC
- Air to Water
- Water
Compressor driven
-
vapour compression
- Electric motor
Variable
Fixed
kW 4.00
% 220
- 5.57
- 5.79
Pdc kW 4.00
EERd - 4.00
Pdc kW 2.95
EERd - 5.00
Pdc kW 2.05
EERd - 6.45
Pdc kW 2.88
EERd - 8.00
- 0.9
kW·h 431
RAS-2.5WHVRP
18ºC 7ºC 18ºC
Air to Water
Water
Compressor driven
vapour compression
Electric motor
Variable
Fixed
5.50 5.3 6.30
319 218 338
8.04 5.53 8.50
8.38 5.69 8.53
5.50 5.30 6.30
5.40 3.60 5.30
4.05 3.91 4.64
7.20 4.50 7.00
2.61 2.51 2.98
9.60 6.30 9.90
2.51 2.88 2.65
10.3 8.56 12.61
0.9 0.9 0.9
410 575 337
RAS-3WHVRP
7ºC 18ºC
Air to Water
Water
Compressor driven
vapour compression
Electric motor
Variable
Fixed
6.5 7.0
208 331
5.27 8.35
5.39 8.64
6.50 7.00
3.35 5.00
4.79 5.16
4.50 6.40
2.90 3.32
6.00 10.0
3.40 3.60
7.50 13.5
0.9 0.9
740 503