Datasheet

● fuse monitoring
No
● Overvoltage protection monitoring
No
Short circuit
Short-circuit current making capacity (Icm) / for
switch disconnector / at 690 V AC/440 V DC / without
fuse link / rated value / minimum
3.55kA
Connections
Arrangement of electrical connectors / for main
current circuit
Rear
Tightening torque / with screw-type terminals
● minimum
15N·m
● maximum
22N·m
● Type of connectable conductor cross-sections /
for aluminum conductor / stranded / with lug
1x (1 ... 35 mm²)
● Type of connectable conductor cross-sections /
for copper conductor / stranded / with lug / acc. to
DIN 46234
1x (1 ... 35 mm²)
● Type of connectable conductor cross-sections /
for copper conductor / stranded / with lug / acc. to
DIN 46235
1x (1 ... 35 mm²)
Type of electrical connection
● for main current circuit
flat connector
Mechanical Design
Height 104mm
Width 144.5mm
Depth 145.5mm
Mounting position any
Mounting type Floor mounting and snap-on mounting on 35 mm standard
mounting rail
Mounting type
● front mounting with 4-hole attachment
No
● front mounting with central attachment
No
● rail mounting
Yes
Net weight 1200g
Environmental conditions
Degree of pollution 3
Ambient temperature
● during operation / minimum
-25°C
● during operation / maximum
70°C
● during storage / minimum
-50°C
● during storage / maximum
80°C
Certificates
3KF1303-0MR11 Subject to change without notice
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03/08/2019 © Copyright Siemens