Datasheet

— at DC
mA 2
● at DC Rated value
mA 15
Installation/ mounting/ dimensions:
Mounting type screw fixing
Mounting type Side-by-side mounting Yes
Design of the thread of the screw for securing the
equipment
M4
Tightening torque of the screw for securing the
equipment
N·m 1.5
Width mm 22.5
Height mm 85
Depth mm 48
Connections/ Terminals:
Type of electrical connection for main current circuit spring-loaded terminals
Tightening torque for main contacts with screw-type
terminals
N·m 2...2.5
Type of connectable conductor cross-section
● for main contacts
— solid
2x (0.5 ... 2.5 mm²)
— finely stranded
— with core end processing
2x (0.5 ... 1.5 mm²)
— without core end processing
2x (0.5 ... 2.5 mm²)
● for AWG conductors
— for main contacts
2x (18 ... 14)
— for auxiliary and control contacts
1x (AWG 20 ... 12)
● for auxiliary and control contacts
— solid
0.5 ... 1.5 mm²
— finely stranded
— with core end processing
0.5 ... 2.5 mm²
— without core end processing
0.5 ... 2.5 mm²
Connectable conductor cross-section
● for main contacts
— single or multi-stranded
mm² 0.5...2.5
— finely stranded
— with core end processing
mm² 0.5...1.5
— without core end processing
mm² 0.5...2.5
● for auxiliary and control contacts
— solid
mm² 0.5...1.5
— finely stranded
— with core end processing
mm² 0.5...2.5
— without core end processing
mm² 0.5...2.5
3RF21 20-2AA45 Changes preserved
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