SCT21xx | General

Primary side

SCT21xx-xxxx

Thermal rated continuous current Icth

≤2000 A: 1.2 * IN

>2000 A: 1.0 * IN

Rated short-time thermal current Ith

60 * IN /1 s (max. 100 kA)

Rated impulse current Idyn

2.5 * Ith

Rated frequency fR

50..60 Hz

Secondary side

SCT21xx-xxxx

Secondary rated current Isr

1 A

Overcurrent limiting factor

FS5

Operating conditions

SCT21xx-xxxx

Permissible ambient temperature range during operation

-5…+50°C

Permissible ambient temperature range during storage

-25…+70°C

Permissible relative humidity

5…85%

Operating height

Up to 1000 m

Protection class

IP20

Insulation characteristics

SCT21xx-xxxx

Rated insulation level Um

1.2/6/- kV

Surge voltage resistance according to DIN EN 61439 1:2012-06

12 kV (1.2/50 µs)

Insulation class

E

Insulation test voltage

6 kV, 1 min, Urms, 50 Hz (Um ≤ 1.2 kV)

General data

SCT21xx-xxxx

Max. Diameter conductor bushing primary conductor

25.7 mm

Rail dimensions primary conductor

30 mm x 10 mm / 25 mm x 12 mm / 20 mm x 20 mm

Connection technology secondary

CAGE CLAMP ®

Conductor cross section secondary

2.5…4 mm² / 14-12 AWG

Stripping length

9–10 mm / 0,37 in

Size

1

Dimensions (W x H x D)

60 mm x 81 mm x 52 mm

Weight

305 g

Markings, standards and regulations *)

SCT21xx-xxxx

Markings/Approvals

CE, EAC, UKCA
cURus

Flame rating

UL 94 V-0

Standards/Regulations

IEC 61869-1; IEC 61869-2

*) Real applicable approvals/markings see type plate on the side (product marking).

SCT21xx dimensions, size 1

SCT21xx | General 1:Fig.17: Isometric view, top view; all dimensions in mm
SCT21xx | General 2:Fig.18: Right side view, front view, left side view; all dimensions in mm

Conductor bushing of the primary conductor, size 1

Rail 1 [mm]

30 x 10

Rail 2 [mm]

25 x 12

Rail 3 [mm]

20 x 20

Round conductor [mm]

Ø 25,7