|
|
|
|
Image is illustrative
|
Current Transformer LCTB, 45/21(40) 75/5A 2.5VA cl.1, ø20/20x10, Lumel Code:
LCTB4521400075A51
Price
Manufacturer
:
|
Availability:
21 days
|
Weight:
0.254 kg/pc
|
Volume:
0.0002 m3/pc
|
|
|
|
|
Current Transformer LCTB, 45/21(40) 75/5A 2.5VA cl.1, ø20/20x10, Lumel
Specification:
Primary current: 75A
Secondary current: 5A
Accuracy class: 1
Transformer burden: 2.5 VA
General Specification
| Applicable standard:
|
IEC 61869-1/2
|
|
Case:
|
10% glass filled polycarbonate, flame retardant grades classified UL 94V-0
|
|
Connection:
|
Two connection on each side. M4 screws with self lifting clamp strap.
|
|
Insulation class
|
E (120°C max)
|
|
Maximum system voltage:
|
0.72 kV
|
|
Operating frequency:
|
50/60 Hz
|
|
Rated secondary output:
|
5 A or 1 A (for LCTP 3-phase current transformers only 5 A)
|
|
Accuracy class:
|
0.2, 0.2S, 0.5S – for laboratory and power measurement
0.5 – for accurate measuring
1 – for general measurement, for analog meters
|
|
Ambient temperature:
|
-20°C …+45°C
|
|
Storage temperature:
|
-50°C…+80°C
|
|
Thermal short circuit current (Ith):
|
40 x In for wound type
60 x In for bus bar type
|
|
Dynamic short circuit current (Idyn):
|
2.5xIth
|
|
Instrument security factor (FS):
|
2.5, 5, 10
|
|
|
File description
|
File type
|
Download link
|
|
|
|
|
|
