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Current Transformers

Technical Data (to EN/IEC60044-1)

Primary rated current50 A - 2.000 A

Rated secondary current5 A

Rated frequency50 - 60 Hz

Highest voltage for equipment

Um

720 V

Rated power-frequency withstand

voltage (r.m.s.)

3 kV

Instrument security factor (FS)FS 5

Rated continuous thermal current1,2 x In

current rating120 %

Rated short time thermal currentIth = 60 x In (max

50 kA)

Rated dynamic current: Idyn = 2,5 x Ith

(max 120 kA)

Permissible ambient temperature-40 °C to + 40 °C

Class of insulation in accordance

with IEC 60085

E

Degree of protection DIN/EN

60529 / VDE 0470 T1

IP 20

Recommended tightening torque

secondary terminals

1,5 - 2 Nm

Prim.

[A]

Sec.

[A]

Power

[VA]

Accuracy

class

DimensionsMax.

Busbar and

cable Size

SRA0100510052.5170 x 49,5 x 30 mm30 x 10 mm

25 x 15 mm

20 x 20 mm

SRA01505 15052.51

SRA02005 20052.51

SRA02505 25052.51

SRC04005 400551

SRC06005 600551

SRA005055051.5178 x 60 x 30 mm20 x 10 mm

15 x 15 mm

Ø 20 mm

SRI0300530055178 x 60 x 30 mm40 x 12 mm

Ø 28 mm

SRD08005800551108 x 85 x 30 mm60 x 10 mm

50 x 30 mm

Ø 45 mm

SRD10005 1000551

SRD15005 1500551

SRE2000520005151122 x 100 x 40

mm

80 x 10 mm

60 x 30 mm

Ø 60 mm

SRA01005, SRA01505, SRA02005,

SRA02505, SRC04005, SRC06005

SRD08005, SRD10005, SRD15005SRE20005

SRA00505 SRI03005

Modular

Devices

Produktspecifikationer