Fuse switch disconnector LT size 1 250A for mounting plate, terminal M10 LT150

Technical properties
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Technical properties

Rated current IN

250 A
Rated short-time withstand current Icw 1s IEC 60947

8.60 kA
Rated current for Ue=690 V AC according to IEC 61439-1 5.3.2

250 A
Fuse-links test rated cond. short-circuit current Ue=690 V IEC 61439-1 3.8.10.4

250 A
Rated conditional short-circuit current for Ue=400 V IEC 61439-1 3.8.10.4

80 kA
Rated current for Ue=440 V DC according to IEC 61439-1 5.3.2

250 A
Rated current at 45°C

237.50 A
Rated current at 55°C

212.50 A
Acceptable current rating AC23 category B / 400V

250 A
Acceptable current rating AC22 category B / 500V

250 A
Acceptable current rating AC22 category B / 690V

250 A
Rated current of fuse cartridge

2 A, 4 A, 6 A, 10 A, 16 A, 20 A, 25 A, 32 A, 35 A, 40 A, 50 A, 63 A, 80 A, 100 A, 125 A, 160 A, 200 A, 224 A, 250 A
Rated current at 40°C

250 A
Rated current at 70°C

175 A
Rated current for Ue=400 V AC according to IEC 61439-1 5.3.2

250 A
Rated conditional short-circuit current for Ue=500 V IEC 61439-1 3.8.10.4

80 kA
Rated current for Ue=250 V DC according to IEC 61439-1 5.3.2

250 A
Rated current at 65°C

187.50 A
Fuse-links test rated cond. short-circuit current Ue=400 V IEC 61439-1 3.8.10.4

250 A
Rated current for Ue=500 V AC according to IEC 61439-1 5.3.2

250 A
Rated conditional short-circuit current for Ue=690 V IEC 61439-1 3.8.10.4

80 kA
Fuse-links test rated cond. short-circuit current Ue=500 V IEC 61439-1 3.8.10.4

250 A
Rated current at 60°C

200 A
Rated current at 50°C

225 A

Fuse size

NH1

Cross-section flexible conductor

6 - 150 mm²
Cross-section rigid conductor

6 - 150 mm²
Connector/plug type

M10 terminal
Output connection type

Screw terminal
Connection type input

Screw terminal

Type of connection

Screw terminal

Operating temperature

-25 - 55 °C
Storage/transport temperature

-40 - 70 °C
Degree of pollution according to IEC 60664 / IEC 60947-2

3

Nominal tightening torque

20 - 20 Nm
Mounting on

Mounting plate
Mounting-/Connection Position

Horizontal, Vertical

Frequency

50 - 60 Hz

Power dissipation at IN

18 W
Power dissipation at full load

87 W
Power dissipation of the Fuse-Link installed in device

23 W

Number of mechanical operations

1,400
Electric endurance in number of cycles

200
Total service life (mechanical and electrical endurance) IEC 60947-3 Table 4

1,600

Rated insulation voltage Ui

1,000 V
Rated impulse withstand voltage Uimp

8,000 V
Rated operational voltage Ue

690 - 690 V
Overvoltage category according to IEC 60947-1

4

Ingress Protection (IP) class

IP3X
Electronic fuse monitoring

No
Conventional free air therm. current with fuse link and standard cross-section IEC 60947-1

250 A
Conventional free air therm. current with solid link and standard cross-section IEC 60947-1

365 A

Height

304 mm
Width

184 mm
Depth

110 mm

Standard

IEC/EN 60947-1;IEC/EN 60947-3

Number of poles

3
Control/operation element

Cover grip

Flammability class according UL94

V0

Environmental value

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RoHS conform Yes

REACh-SVHC free Yes

Halogen free Yes