Operation and Maintenance Manual, OnyX Sky Heat Recovery Units, 2022/01
Frapol Sp. z o.o. reserves the right to introduce changes without any prior notice.
Page
16
3.6.6
OnyX Sky 3000
3.7
Specifications
3.7.1
OnyX Sky 250
Maximum air flow (100 Pa)
m
3
/h
280
Maximum fan power consumption
W
125
Pre-heater power
W
600 W
Rated supply voltage
230V AC/50Hz
Fuse type
-
C6 overcurrent circuit breaker
External dimensions (width x height x length)
mm
654 x 345 x 880
Dimensions of ventilation connections (diameter)
mm
Ø160
Weight
kg
43
Class of filters used
-
ISO Coarse 65% (G4)
Filter dimensions (W x H)
mm
290 x 230
Protection rating
-
IP 40
Unit insulation class
-
I
Ambient conditions in the technical room
Range of operating temperatures
°C
5-45
Permissible humidity
%
25-90 (no condensation)
Acoustic characteristics:
Operating point: 280 m
3
/h 100Pa, all components of the HRU clean and dry
63 Hz
125 Hz
250 Hz
500 Hz
1 kHz
2 kHz
4 kHz
8 kHz
Ʃ
dB
dB(A)
Air intake
56
53,9
57,6
58,6
53,6
52,2
46,6
34,7
60
Air supply
65
66,9
68,6
68,6
66,6
64,2
59,6
54,7
71
Exhaust
56
53,9
57,6
58,6
53,6
52,2
46,6
34,7
60
Exhaust vent
65
66,9
68,6
68,6
66,6
64,2
59,6
54,7
71
Housing
54
52,9
49,6
40,6
37,6
43,2
34,6
27,7
51
Operating point: 196 m
3
/h 50Pa, all components of the HRU clean and dry
63 Hz
125 Hz
250 Hz
500 Hz
1 kHz
2 kHz
4 kHz
8 kHz
Ʃ
dB
dB(A)
Air intake
50,8
48
51,4
52,3
47,1
45,2
38,2
24,5
53
Air supply
59,8
61
62,4
62,3
60,1
57,2
51,2
44,5
65
Exhaust
50,8
48
51,4
52,3
47,1
45,2
38,2
24,5
53
Exhaust vent
59,8
61
62,4
62,3
60,1
57,2
51,2
44,5
65
Housing
48,8
47
43,4
34,3
31,1
36,2
26,2
17,5
44
0
400
800
1200
1600
2000
70,0
80,0
90,0
100,0
0
400
800
1200
1600
2000
2400
2800
Po
w
er
con
su
m
p
tio
n
[W]
H
RS t
em
p
era
tu
re
e
ff
ici
en
cy
[
%
]
Air flow [m3/h]
HRS temperature efficiency 1
HRS temperature efficiency 2
