Current transformers
 
SCT2121 Ring-type CT for primary currents 125…600 A, accuracy class 0,5

SCT2121 | Ring-type CT for primary currents 125…600 A, accuracy class 0,5

The SCT2121 ring-type CT supports primary currents from 150 to 600 A, for round conductors with a maximum diameter of 25.7 mm. The innovative screwless connection technology for rigid and flexible conductors saves time – ferrules can be dispensed with here.

Technical data SCT2121
Accuracy class 0.5
Primary current 125…600 A
Secondary current 1 A
Max. diameter round conductor 25.7 mm
Possible rail dimensions 20 x 20 mm, 25 x 12 mm, 30 x 10 mm
Size 1
Dimensions (W x H x D) 60 mm x 81 mm x 52 mm
 
Approvals/markings CE
Ordering information
SCT2121-0125 Ring-type CT, accuracy class 0.5, current ratio 125/1 A, rated power 1.5 VA
SCT2121-0150 Ring-type CT, accuracy class 0.5, current ratio 150/1 A, rated power 2.5 VA
SCT2121-0200 Ring-type CT, accuracy class 0.5, current ratio 200/1 A, rated power 2.5 VA
SCT2121-0250 Ring-type CT, accuracy class 0.5, current ratio 250/1 A, rated power 5 VA
SCT2121-0300 Ring-type CT, accuracy class 0.5, current ratio 300/1 A, rated power 5 VA
SCT2121-0400 Ring-type CT, accuracy class 0.5, current ratio 400/1 A, rated power 10 VA
SCT2121-0500 Ring-type CT, accuracy class 0.5, current ratio 500/1 A, rated power 10 VA
SCT2121-0600 Ring-type CT, accuracy class 0.5, current ratio 600/1 A, rated power 10 VA
Accessories  
ZB8201-0210 snap-on mounting for SCT2xxx
ZB8202-0210 sealing plate for SCT21xx/22xx
ZB8203-0210 quick-fix cable fastening for SCT2xxx
ZB8203-0211 quick-fix cable fastening for SCT2xxx, extra heat-resistant