4762 Range Extender0 pages

4762
High Precision Current Range Extender (Current Capacitor)

This electronically controlled current transformer is

TECHNICAL SPECIFICATIONS

specifically designed for current range extension in
capacitance
measurements.
It
has
divider
measurements of 1:10 and 1:100.

Current Ratio
1 : 10
1 : 100
min. primary current
10 mA
100 mA
max. primary current
40 A
400 A
min. secondary current
1 mA
1 mA
max. secondary current
4A
4A
Burden
Max. 1
Current error
< 0.002 %
Phase angle @ burden < < 0.05 min or
-5
0.1
< 1.5 x 10 radian (tan )
Phase angle @ burden < < 0.15 min or
-5
1
< 4 x 10 radian (tan )
Frequency Range
45 to 65 Hz
Dimension LxWxH
305 x 180 x 255
mm
(12 x 7.1 x 10’’)
Weight
9.5 kg
(20.9 lbs)
Mains
230 or 115 VAC, 50/60 Hz

The special transformer is accommodated inside a
portable casing with all terminals on the top panel.

FEATURES & BENEFIITS

Especially

suitable for range
measurement of high capacitances

extension

to

Very wide operating current range
Imax : Imin = 4000 : 1
Very accurate measurement, even with heavy
burdens

Negligible transformer error eliminates calculation of
measured C and tan correction factors

SCOPE OF SUPPLY
Current Comparator 4762 (115 or 230V type -> specify in
order), Mains cable

OFFICES:
Europe
Haefely Test AG
Birsstrasse 300
4052 Basel
Switzerland
+ 41 61 373 4111
+ 41 61 373 4912
sales@haefely.com

China
Haefely Test AG Representative Beijing Office
8-1-602, Fortune Street
No. 67, Chaoyang Road, Chaoyang District
Beijing, China 100025
+ 86 10 8578 8099
+ 86 10 8578 9908
sales@haefely.com.cn

North America
Hipotronics, Inc.
1650 Route 22 N
Brewster, NY 10509
United States

+ 1 845 279 3644
+ 1 845 279 2467
sales@hipotronics.com

HAEFELY HIPOTRONICS has a policy of continuous product improvement. Therefore we reserve the right to change design and specification without notice.

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