Click to expand full text
CURRENT TRANSFORMERS
MAK 140/80
For currents from 200 A to 2000 A Type: ring / busbar Standards: acc. to BS 3938, EN 60044-1
Technical data:
Class of accuracy: Rated burden: Rated voltage: Rated frequency: Rated sec. current:
0,2S … 3 (see table). max. 60 VA (see table). 720 V. 50-60 Hz. 5 A (or 1 A on request).
Security factor:
FS 5 FS10
Working temperature range: -20 … +45°C.
High voltage test: Insulation class:
4 kVeff, 50 Hz, 1 min. E (max. 120°C)
Protection:
IP 00.
Case:
non-flammable plastic, UL 94 V-0.
Outline drawing of MAK 140/80
Order specification:
-Ring-type current transformer.
Weight: 1000...1200gr
-Class of accuracy:
0.5
-Rated primary current:
2000 A.
-Rated secondary current:
5 A.
-Rated burden:
30 VA
-Busbar dimension:
2x80x10 mm or ∅ 73 mm.