Data Sheet

Type of electrical connection
● for main current circuit
spring-loaded terminals
● for auxiliary and control current circuit
spring-loaded terminals
● at contactor for auxiliary contacts
Spring-type terminals
● of magnet coil
Spring-type terminals
Type of connectable conductor cross-sections
● for main contacts
— solid
2x (1 ... 10 mm²)
— single or multi-stranded
2x (1 ... 10 mm²)
— finely stranded with core end processing
2x (1 ... 6 mm²)
— finely stranded without core end
processing
2x (1 ... 6 mm²)
● at AWG conductors for main contacts
2x (18 ... 8)
Connectable conductor cross-section for main
contacts
● solid
1...10mm²
● stranded
1...10mm²
● finely stranded with core end processing
1...6mm²
● finely stranded without core end processing
1...6mm²
Connectable conductor cross-section for auxiliary
contacts
● single or multi-stranded
0.5...2.5mm²
● finely stranded with core end processing
0.5...1.5mm²
● finely stranded without core end processing
0.5...2.5mm²
Type of connectable conductor cross-sections
● for auxiliary contacts
— single or multi-stranded
2x (0,5 ... 2,5 mm²)
— finely stranded with core end processing
2x (0.5 ... 1.5 mm²)
— finely stranded without core end
processing
2x (0.5 ... 2.5 mm²)
● at AWG conductors for auxiliary contacts
2x (20 ... 14)
AWG number as coded connectable conductor cross
section
● for main contacts
18...8
● for auxiliary contacts
20...14
Safety related data
B10 value
● with high demand rate acc. to SN 31920
1000000
Proportion of dangerous failures
● with low demand rate acc. to SN 31920
40%
● with high demand rate acc. to SN 31920
73%
Failure rate [FIT]
3RT2028-2NF30 Subject to change without notice
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