MTA NGSi 05, Technical Manual, Page: 43 / 58

TECHNICAL MANUAL
Chapter 13
- Technical data
NGSi 05÷15
41
ENGLISH
EN
The data in this manual are not binding and they can be modified by the manufacturer without notice. Reproduction of this manual is strictly prohibited
Heating
Heating capacity
(3)
kW 5.48 8.43 11.81 13.38
Power drawdown
(3)
kW 1.65 2.55 3.45 4.13
C.O.P. (3)
W/W 3.32 3.30 3.42 3.24
Heating capacity
(4)
kW 5.77 9.06 12.40 14.16
Power drawdown
(4)
kW 1.39 2.21 2.95 3.45
C.O.P. (4)
W/W 4.15 4.11 4.21 4.11
Compressor
Type
Rotary
DC Inverter
Rotary
DC Inverter
Twin Rotary
DC inverter
Scroll
DC inverter
Number
1 1 1 1
Refrigerant oil
(type, quantity)
mL
ESTER OIL
VG74, 480
ESTER OIL
VG74, 820
FV50S, 1070 FV50S/1400
Fans
Type
Brushless DC
motor
Brushless DC
motor
Brushless DC
motor
Brushless DC motor
Number
1 1 2 2
Rated power
drawdown
kW 0.156 0.188 0.180 (×2) 0.180 (×2)
Rated current
drawdown
A 0.48 0.57 0.55 (×2) 0.55 (×2)
Speed
r/min 900 900 1.000 1.000
Maximum air
flow
m
3
/s
1.08 1.63 2.11 2.59
Refrigerant
gases
Type
R410A R410A R410A R410A
Quantity of
refrigerant
kg 1.55 2.10 3.65 3.90
Design pressure
(high/low)
MPa 4.2/1.5 4.2/1.5 4.2/1.5 4.2/1.5
Water circuit
Water flow rate
(4)
L/s 0.29 0.45 0.59 0.72
Usable head (4)
kPa 43 29 51 48
Pump rated
power (4)
kW 0.094 0.102 0.125 0.136
Pump maximum
power
kW 0.124 0.124 0.165 0.165
Pump maximum
current
drawdown
A 0.55 0.55 0.75 0.75
Expansion vessel
L 2 2 2 2
Water
connections
inches 1”M 1”M 1”M 1”M
Minimum water
volume
L 18 25 35 45
Noise level
Sound level
power (5)
dB(A) 63 65 67 68
Sound pressure
(6)
dB(A) 50 52 54 55
Dimensions
and weights
Dimensions
(W×H×D)
mm 1134x719x376 1229x861x371 1258×1402×448 1258×1402×448
Max. packaging
dimensions
(WxHxD)
mm 1310x850x430 1310x1000x430 1430x1546x690 1430x1546x690
Operating weight
kg 73 92 147 152
Net/gross weight
kg 69/77 87/96 140/153 145/158
Technical features
Unit of
measurement
Model
NGSi 05 NGSi 07 NGSi 10 NGSi 15