3.6. FREQUENCY RESPONSE CURVE OF THE D30N AND D30CN CLAMPS
Measurement uncertainty at I = 10 A according to the frequency.
%
0
-5
10
3.7. ENVIRONMENTAL CONDITIONS
The instrument must be used in the following conditions:
% RH
100
90
80
70
60
50
3
40
30
20
10
0
-30 -20
-40
Indoor use.
Degree of pollution: 2.
Altitude: < 2,000 m.
100
2
1
-10
0
10
20
30
2,5 VA
1 000
2
3
40
50
60
70
80
26
5 VA
10 000
1: Reference range
2: Operating range
3: Storage range (limited to ‑25°C
for the D30N, D30CN, D31N,
D32N and D36N clamps)
°C
90
f (Hz)