Schneider-Electric
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LV480804
Fuse switch disconnector, FuPacT ISFT250, 250A, DIN NH01, 3 poles, backplate mounting
Schneider Electric
Characteristics
Main
Range FuPacT
Product name FuPacT ISFT
Device short name ISFT250
Product or component type Fuse-switch disconnector
Device application Equipment protection, monitoring and control
Distribution
Signalling function Separated fuse monitor
Poles description 3P
Number of fuse carriers 3
Fuse type DIN
Fuse size NH1
Suitability for isolation Yes conforming to EN/IEC 60947-3
Visible break Yes
Contact position indicator Yes
[Ith] conventional free air thermal current 250 A ( 40 °C ) power dissipation per fuse: 23 W
[Ithe] conventional enclosed thermal current 250 A at 40 °C, Power dissipation per fuse: 23 W
Maximum power dissipation per pole 29 W
[Ue] rated operational voltage 690 V AC 50/60 Hz
440 V DC
800 V AC 50/60 Hz AC-20
800 V DC DC-20
[Ui] rated insulation voltage 1000 V AC 50/60 Hz
1000 V DC
[Uimp] rated impulse withstand voltage 8 kV
[Ie] rated operational current AC-21B: 250 A at 220/240 V AC 50/60 Hz
AC-21B: 250 A at 380/415 V AC 50/60 Hz
AC-21B: 250 A at 440/480 V AC 50/60 Hz
AC-21B: 250 A at 500 V AC 50/60 Hz
AC-21B: 250 A at 660/690 V AC 50/60 Hz
AC-22B: 250 A at 220/240 V AC 50/60 Hz
AC-22B: 250 A at 380/415 V AC 50/60 Hz
AC-22B: 250 A at 440/480 V AC 50/60 Hz
AC-22B: 250 A at 500 V AC 50/60 Hz
AC-22B: 250 A at 660/690 V AC 50/60 Hz
DC-21B: 250 A at 220 V DC (3 poles in series)
DC-21B: 250 A at 440 V DC (3 poles in series)
DC-22B: 250 A at 220 V DC (3 poles in series)
Complementary
[Iq] Breaking capacity with fuses (kA RMS) 80 kA at 415 V (AC)
80 kA at 500 V (AC)
25 kA at 690 V (AC)
[Icw] rated short-time withstand current 8.6 kA for 1 s
[Icm] Rated short-circuit making capacity 14.6 kA at 690 V
Rated duty Uninterrupted
Control type Fuse carriers handle
Provision for padlocking Lead seal
Mounting position Vertical
Horizontal
Mounting mode Fixed
Mounting support Mounting plate
Busbars
Mounting location Side by side
Contact operation Single-break
Mechanical durability 1600 cycles
Electrical durability AC-21B: 200 cycles 690 V AC 50/60 Hz
AC-22B: 200 cycles 690 V AC 50/60 Hz
AC-23B: 200 cycles 415 V AC 50/60 Hz
Connections - terminals Screw connection upstream M10 250 A
Screw connection downstream M10 250 A
Tightening torque 12 N.m for terminal
Width 184 mm
Height 306 mm
Depth 110 mm
Net weight 2 kg
Standards EN/IEC 60947-1
EN/IEC 60947-3
Product certifications CE
CCC
EAC
Environment
Electrical shock protection class Class II front face
IP degree of protection IP3x front face: conforming to IEC 60529
IK degree of protection IK07 conforming to EN 50102
Pollution degree 3 conforming to IEC 60947
Ambient air temperature for operation -20…70 °C
Ambient air temperature for storage -50…85 °C
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 15.0 cm
Package 1 Width 20.0 cm
Package 1 Length 35.2 cm
Package 1 Weight 2.5 kg
Unit Type of Package 2 S04
Number of Units in Package 2 3
Package 2 Height 30.0 cm
Package 2 Width 40.0 cm
Package 2 Length 60.0 cm
Package 2 Weight 8.002 kg
Unit Type of Package 3 P12
Number of Units in Package 3 36
Package 3 Height 105.0 cm
Package 3 Width 80.0 cm
Package 3 Length 120.0 cm
Package 3 Weight 111.0 kg
Offer Sustainability
REACh Regulation
print REACh Declaration
REACh free of SVHC Yes
EU RoHS Directive Compliant
print EU RoHS Declaration
Toxic heavy metal free Yes
Mercury free Yes
China RoHS Regulation
print China RoHS declaration
RoHS exemption information
print Yes
WEEE The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins