Crown ComTech DriveCore CT 475 Operation Manual page 10

17 AC Power Draw and Thermal Dissipation
AC Power Draw and Thermal Disspation:
Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz.
Typical line impedance used.
Measurements made with 120/240 VAC mains.
Data based on all channels driven at 8 Ohms.
ComTech DriveCore 4150
120VAC
Watts
Watts Out
Load Watts in
Line
out
Per 1A Line
Current
Current
Idle (Deep Sleep) - 0.9 <0.1
Idle (Auto Standby) - 11.9 0.35
Idle (Awake) - 17.5 0.60
Idle (Green Power - 9.7 0.25
8 98 63 1.90 33
1/8th Power Pink
6 102 63 2.10 30
Noise
4 115 63 2.20 28
8 225 167 3.95 42
1/3rd Power Pink
6 230 167 4.00 42
Noise
4 240 167 4.15 40
8 95 63 1.80 35
1/8th Power Sine 6 96 63 1.82 34
4 100 63 1.89 33
8 222 167 3.89 43
1/3rd Power Sine 6 227 167 3.98 42
4 237 167 4.12 40
page 18
240VAC
Watts Watts
Watts Out
Watts in Watts out
Line
Dissipated
Dissipated
Per 1A Line
Current
Current
1.00 0.90 <0.1 1
11.90 10.90 0.28 15.8
17.50 16.50 0.37 25
- 9 0.20 -
36 96 63 1.20 53 33
40 120 63 1.25 50 39
53 105 63 1.32 48 42
58 230 167 2.45 68 63
63 244 167 2.55 65 77
73 248 167 2.60 64 81
32 94 63 1.08 58 31
34 95 63 1.09 57 33
38 99 63 1.13 55 37
55 221 167 2.34 71 54
60 225 167 2.37 70 58
70 235 167 2.48 67 68
CT Power Amplifiers CT Power Amplifiers
17 AC Power Draw and Thermal Dissipation
AC Power Draw and Thermal Disspation:
Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz.
Typical line impedance used.
Measurements made with 120/240 VAC mains.
Data based on all channels driven at 8 Ohms.
Thermal Dispation
Load
btu/hr kcal/hr
3.41 0.86 Idle (Deep Sleep) -
53.88 13.57 Idle (Auto Standby) -
85.25 21.48 Idle (Awake) -
- - Idle (Green Power) -
121.06 30.49 8
1/8th Power Pink
134.70 33.93 6
Noise
179.03 45.10 4
214.83 54.12 8
1/3rd Power Pink
262.57 66.14 6
Noise
276.21 69.58 4
109.12 27.49 8
114.24 28.78 1/8th Power Sine 6
127.88 32.21 4
188.23 47.42 8
205.96 51.88 1/3rd Power Sine 6
238.02 59.96 4
Operation Manual Operation Manual
ComTech DriveCore 875
120VAC
Watts Watts
Watts Out
Watts in Watts in Watts out
Line
out
Dissipated
Per 1A Line
Current
Current
0.9 <0.1 1.00 0.90
17 0.40 17.00 15.50
23 0.50 23.00 21.00
14.5 0.40 - 14
117 75 2.40 31 42 114
121 75 2.50 30 46 117
126 75 2.60 29 51 122
277 200 4.66 43 77 270
284 200 4.90 41 84 275
292 200 5.30 38 92 283
115 75 2.11 35 40 113
116 75 2.14 35 41 114
119 75 2.20 34 44 118
269 200 4.60 43 69 266
273 200 4.66 43 73 269
283 200 4.82 42 84 279
240VAC Thermal Dispation
Watts
Watts Out
Line
Dissipated
Per 1A Line btu/hr kcal/hr
Current
Current
<0.1 1 3.41 0.86
0.25 15.8 57.97 14.60
0.32 25 85.25 21.48
0.30 - - -
75 1.32 57 39 143.22 36.08
75 1.40 54 42 156.86 39.51
75 1.60 47 47 173.91 43.81
200 2.85 70 70 262.57 66.14
200 2.90 69 75 286.44 72.16
200 3.00 67 83 313.72 79.03
75 1.27 59 38 136.40 34.36
75 1.28 58 39 139.81 35.22
75 1.32 57 43 150.04 37.80
200 2.77 72 66 236.31 59.53
200 2.80 71 69 248.93 62.71
200 2.90 69 79 285.08 71.81
page 19