HT current tongs down alternating/direct current (AC/DC)

Determination of the leakages

Special tongs

Functions

HT 7015

NT 7021

NT 4016

NT 77

NT 4018

NT 4020

NT 4022

Range of the measurement of current, A

600

1000

400

90

400

400

400

Real rms value (RMS)

+

+

-

+

+

+

+

Maximum induced number

4000

4000

4000

4000

10000

10000

10000

Stress DC

600 [v]

1000 [v]

600 [v]

-

600 [v]

600 [v]

600 [v]

Stress is THE ACE

600 [v]

750 [v]

600 [v]

750 [v]

600 [v]

600 [v]

600 [v]

Error of measurement of stress DC

± 0.7% of [i].[v].

± 0.7% of [i].[v].

± 0.8% of [i].[v].

-

± 1% of [i].[v].

± 1% of [i].[v].

± 1% of [i].[v].

Error of measurement of stress [A]C

± 1% of [i].[v].

± 1% of [i].[v].

± 0.8% of [i].[v].

± 1.5% of [i].[v].

± 1% of [i].[v].

± 1% of [i].[v].

± 1% of [i].[v].

Current DC

600 A

1000 A

400 A

-

-

-

-

Current is THE ACE

600 A

1000 A

400 A

90 A

400 A

400 A

400 A

Error of measurement of current DC

± 1.5% of [i].[v].

± 1% of [i].[v].

± 2% of [i].[v].

-

-

-

-

Error of measurement of current AC

± 1.9% of [i].[v].

± 1.9% of [i].[v].

± 2% of [i].[v].

± 1.5% of [i].[v].

± 1% of [i].[v].

± 1% of [i].[v].

± 1% of [i].[v].

Resistance

400 Ohm

400 Ohm

40 M

40 M[Om]

2000 Ohm

2000 Ohm

2000 Ohm

Frequency

400 Hz

400 Hz

30 K[Gts]

400 Hz

400 Hz

400 Hz

Electrical conductivity of the automatic interrupter

+

+

+

+

+

+

+

Current leak

-

-

-

+

-

-

-

Phase sequence

-

-

-

-

+

+

+

Active/reactive/total power

-

-

-

-

-

+

+

Phase displacement, cosj

-

-

-

-

-

0.2 - 1

0.2 - 1

Harmonics of the current/of stress to 25

-

-

-

-

+

-

+

General harmonic distortions ([TND]%)

-

-

-

-

+

-

+

Graphic representation of the signal

+

+

+

-

-

-

-

[Avtoranzhirovanie]

+

+

+

-

+

+

+

Auto-disconnection of the nourishment

-

-

+

+

+

+

+

Category of the safety

CAT III 600V

CAT III 1000V
CAT IV 600V

CAT III 600V

CAT II 1000V
CAT III 600V
CAT IV 600V

CAT OF THE III 600 V

CAT III 600V

CAT III 600V

Retention of the measurements

+

+

+

-

+

+

+

Retention of the peak values

+

+

-

+

+

+

+

Min/max

+

+

+

-

+

+

+

Calculation of the average value

-

-

+

-

+

+

+

Illumination

+

+

+

-

+

+

+

Rel. measurements

+

+

+

-

-

-

-

Operating time before the hours

200

300

100

200

100

100

100

Ø of seizure, mm

35

51

30

30

30

30

30

Size: [vys].*[shir].* of thicknesses, mm of/[ves], deg.

235*78*51
480 deg.

275*90*51
520 deg.

205*64*39
280 deg.

250*85*46
400 deg.

205*64*39
280 deg.

205*64*39
280 deg.

205*64*39
280 deg.