CTA HCAT TE 0011 Manual De Instalación Y Mantenimiento página 63

CALIBRATION OF PROTECTION DEVICES
High pressure switch HCAT TE
Low pressure switch HCAT TE
High pressure switch HCAN TE
Low pressure switch HCAN TE
SOUND PRESSURE LEVEL
Octave band (Hz)
Size 63 125 250
Sound pressure level (dB)
0011 40 45 48
0021 41 47 50
0025 41 47 50
0031 41 47 50
0041 41 47 50
0051 45 50 53
0061 44 49 53
0071 75 65 64
0091 75 65 64
0101 75 65 64
0121 75 65 64
Reference point: at 1 m from the surface of the unit on the
fan side and 1 m above the support surface.
A
PREPARING FOR FIRST START UP
Before starting up the condenser units, make sure that:
- All safety conditions have been respected.
- The condenser unit is adequately fixed to the surface it
rests on.
- Functional distances have been respected;
The refrigerant connections have been carried out as indi-
cated in the instruction manual.
- The circuit has been vented;
- The refrigerant circuit valves are open;
- Electrical connections have been carried out correctly;
The voltage is within a tolerance of 10% of the rated
voltage for the unit.
HCAT TE - HCAN TE
Opens
(bar)
28,0
0,7
28,0
0,7
500 1000 2000 4000 8000
50 51 50 43
52 53 52 45
52 53 52 45
52 53 52 45
52 53 52 45
55 56 54 48
54 55 54 48
63 60 56 50
63 60 56 50
63 60 56 50
63 60 56 50
Closes
(bar)
23,0
1,7
18,0
1,7
Total dB(A)
36 57
38 58
38 58
38 58
38 58
41 61
41 60
52 65
52 65
52 65
52 65
CHECKING AND STARTING UP THE UNIT
- The unit is correctly earthed;
- All electrical connections are tight and all refrigerant
connections have been carried out correctly.
Before starting up, power up the unit for at least
two hours by positioning QF1 and QS1 to ON, to
allow the oil in the compressor sump to heat up.
RESET
manual
automatic
manual
automatic
Metres
1 5 10
Size
0011 57 43 37
0021 58 44 38
0025 58 44 38
0031 58 44 38
0041 58 44 38
0051 60 47 41
0061 60 46 40
0071 65 56 50
0091 65 56 50
0101 65 57 52
0121 65 57 52
English 07/03
15 20
33 31
34 32
34 32
34 32
34 32
37 35
36 34
47 44
47 44
49 46
49 46
25