Description

F-3A series of current clamps (Φ=120 mm)

Clamp

C-4A

C-5A

C-6A

C-7A

F-1A1

F-2A1

F-3A1

F-1A

F-2A

F-3A

F-1A6

F-2A6

F-3A6

Rated current

1000 A AC

1000 A AC
1400 A DC

10 A AC

100 A AC

1500 A AC

3000 A AC

6000 A AC

Max. overload current

1200 A AC

1000 A AC
3000 A DC

20 A AC

100 A AC

5,4k A AC

10k A AC

20k A AC

Minimal
measurable current

100 mA

500 mA

10 mA

20 mA

1,5 A

3 A

6 A

Frequency

30 Hz…10 kHz

Dc…5 kHz

40 Hz…10 kHz

40 Hz…1 kHz

40 Hz…10 kHz

40 Hz…10 kHz

40 Hz…10 kHz

Input signal level

1 mV / 1 A

1 mV / 1 A

100 mV / 1 A

5 mV / 1 A

77,6 μV / 1 A

38,8 μV / 1 A

19,4 μV / 1 A

Max. diameter
of measured cord

52 mm

39 mm

20 mm

24 mm

360 mm

235 mm

120 mm

360 mm

235 mm

120 mm

360 mm

235 mm

120 mm

Open clamp length

—

—

—

—

120 cm

80 cm

45 cm

120 cm

80 cm

45 cm

120 cm

80 cm

45 cm

Minimal
basic accuracy

≤ 0,5%

≤ 1,5%

≤ 1%

0,5%

1%

1%

1%

Battery power supply

—

+

—

—

—

—

—

Lead length

2,2 m

2,2 m

2,2 m

3 m

2,2 m

2,2 m

2,2 m

Measurement category

IV 300 V

IV 300 V

IV 300 V

III 300 V

IV 600 V

IV 600 V

IV 600 V

IP Category

IP40

IP40

IP40

IP40

IP67

IP67

IP67