TRiPPing ChARACTeRiSTiCS

23

45

16

78

10

[min]

[sec]

Multiple of Rated Current

[xIn]

10'000

1'000

100

1

0.1

10

30

20

10

5

3

1

60

T9

Rated Current

Reference Temperature +23˚C

5A-16 A(TC-1)

Type

4A

(TC-2)

effect of ambient temperature

The units arecalibrated for an ambient temperatureof+23°C.

To determine the rated current for alower or higher ambient

temperature, use acorrection factor from the table below:

Ambient temperature(°C)

Correction factor

-5

0,85

+10

0,95

+23

1,00

+40

1,08

+60

1,21

example

Rated current at +23°C

10,0 A

Ambient temperature+60°C

Correction factor

1,21

Chosen rated current at +60°C

ambient temperature10,0 Ax1,21 =12,1 A

APPRovAlS

Rated currents

Rated voltage AC

Rated voltage DC

UL

UL 1077

4–12 A240 V48V

>12–16 A240 V32V

UL

CSA C22.2 235

4–12 A240 V48V

>12–16 A240 V32V

VDE

IEC 60934

4–12 A240 V48V

>12–16 A240 V32V

CQC

GB 17701

4–16 A240 V

23

T9

www.schurter.com/pg17_18_19

circuit breakers

circuit breakers