Technical Specification

Standards:

IEC 51, BS 89

Cases:

All cases at least dust-proof and splash-proof.

All cases are made of strengthened self-extingushing PPO.

With a high hit-resistence and a maximum electric isolation.

Insulation Test:

2kV 50Hz for 1 min

Temperature:

Calibrated at 23℃

Suitable for use at -25℃ to +40℃

Available Extras:

Adjustable pointer.

Terminal cover.

Special scale.

transparent window.

Unit

A

B

C

D

E

F

SD-96

mm
In

96
3.74

92
3.62

90
3.54

5.5
0.22

65
2.56

43
1.69

SD-72

mm
In

72
2.83

68
2.68

66
2.60

5.5
0.22

65
2.56

43
1.69

SD-48

mm
In

48
1.89

44
1.73

42
1.65

5.5
0.22

65
2.56

43
1.69

Types:

SD96, SD72, SD48

Accuracy:

Class 1.5 (Class 2.5 - 60A and above)

AC Ratings:

1A to 100A direct connected (SD48-40A max)

1A or 5A CT operated

30V to 600V direct connected

Burden:

0.7VA typical for 1A or 5A CT operated at 50Hz

1.2VA max for up to 30A

2.4VA max for 40A to 100A

6VA max for voltmeters up to 600V

Frequency:

Calibrated at 50Hz

Specify for frequencies 15Hz up to 400Hz

Scaling:

Standard ammeter and voltmeter scales.

(according with your requirements)

Damping:

Heavily damped movements available