Fluke 5320A - Page 154

5320A
Users Manual
6-16
Table 6-8. Leakage Current Limits
Nominal
Current
Required standard
ammeter uncertainty
Lower limit (mA) Upper limit (mA)
[1]
0.25 mA dc 0.05 % Istd -2.75 Istd +2.75
2.5 mA dc 0.05 % Istd -9.5 Istd +9.5
25 mA dc 0.05 % Istd -77 Istd +77
[1] Maximum deviation from calibration value.
Table 6-9. RCD Trip Current Limits
Nominal
Current
Required standard
ammeter uncertainty
Lower limit (mA) Upper limit (mA)
25 mA ac 0.2 % 24.75 25.25
250 mA ac 0.2 % 247.5 252.5
2 500 mA ac 0.2 % 2475 2525
Table 6-10. RCD Trip Time Limits
Nominal Trip
Time
Required standard
time uncertainty
Lower limit (ms) Upper limit (ms)
100 ms 0.05 % 99.75 100.25
1 s 0.005 % 999.75 1000.25
Table 6-11. AC Voltage, Frequency Test and Distortion Test Limits
AC Voltage Limits
Nominal
output
voltage
Required standard
voltmeter
uncertainty
Frequency
Lower limit
(V AC)
Upper limit
(V AC)
20 V ac 0.02 % 55 Hz 19.971 20.029
90 V ac 0.02 % 55 Hz 89.880 90.120
250 V ac 0.02 % 55 Hz 249.66 250.34
500 V ac 0.02 % 55 Hz 499.32 500.68
Frequency Test Limits
Nominal
output voltage
Required standard
counter uncertainty
Frequency
(Hz)
Lower limit
(Hz)
Upper limit
(Hz)
10 V ac 0.005 % 400 399.96 400.04
Distortion Test Limits
Nominal
output voltage
Required standard
distortion meter
uncertainty
Frequency (Hz) Limit (%)
20 V ac 0.005 % 120 0.25 %