Single-phase current transformer
Passing bus bar primary
Primary current 400...4000A
Secondary current 1 - 5A
Accuracy class: cl.0,5 - 1
Rated burden 1...50VA
HOUSING
Housing material: self extinguishing polycarbonate
Protection degree (ENIEC 60529): IP40 housing, IP00 terminals (IP20 with sealable terminal cover)
Option: sealable terminal cover
Weight: 1300 grams (Max.)
SPECIFICATIONS
Rated primary current I : 400…4000A
Rated frequency: 50Hz
Working frequency: 47…63Hz
Option: rated requency 400Hz (burdens to the advised)
Rated continuous thermal current according to EN/IEC 60044-1
Rated short-time thermal current Ith : < 60In (max. 90kA/1s)
Rated dynamic current I dyn : 2,5I
Instrument security factor (FS): ≤ 5
Rated secondary current Isn : 5 - 1A
Rated burden: 1…50VA
Accuracy class: 0,5 – 1
CONNECTIONS
Primary winding: passing bus bar
Max. tightening torque for passing primary bar fixing screws: 0,2Nm
Secondary winding: tightening by nut M4
Connections label: primary winding P1(K) – P2(L)
secondary winding s1(k) – s2(l)
