5520A
Operators Manual
4-68
Table 4-3. Watts Performance, Text Screen
Calibrator Outputs Performance Limits
Normal
V ac @
Phase
in
AUX
mV ac
W/KW VA/KVA VAR/KVAR
Model 41
Only
Phase
Harmonics
Screen
60 Hz DEG. @ 60
Hz
MIN MAX MIN MAX MIN MAX MIN MAX
5.0 V 0.0 30.0 mV 145 156 145 156 0 4 -2 2
8.0 V 0.0 30.0 mV 234 246 234 246 0 4 -2 2
100.0 V 157.0 150.0 mV -14.3k -13.3k 14.5k 15.6k 5.4k 6.3k 155 159
100.0 V 157.0 360.0 mV -37k -29k 32k 40k 10k 18k 155 159
10.0 V 46.0 1.40 V 9.2 10.2 13.5 14.5 9.6 10.6 44 48
100.0 V 46.0 1.40 V 92 102 135 145 96 106 44 48
1. Connect the calibrator to the Model 41 as shown in Figure 4-21.
Note
Voltage is connected to the Model 41 amps channel to simulate current
clamp operation (1 mV = 1 A).
HI
LO
TRIG
GUARD
TC
20A
1000V
RMS
MAX
20V
RMS
MAX
20V
PK
MAX
1V PK
MAX
SHELLS
NOT
GROUNDED
NORMAL AUX
SCOPE
OUT
V, , ,
RTD
A, -SENSE,
AUX V
150V
PK
MAX
20V
RMS
MAX
20V PK MAX
20V PK MAX
5520A
CALIBRATOR
0
12
45
78
/
+
OPRSTBY
POWER HARMONICS
ANALYZER
41
®
nn051f.eps
Figure 4-21. Cable Connections for Testing a 40 Series Watts Function