General
Release characteristic	K
Number of poles (total)	3
Number of protected poles	3
Rated current	1.6
Rated insulation voltage Ui	440
Rated impulse withstand voltage Uimp	4
Voltage type	AC/DC
Frequency	60
Current limiting class	3
Over voltage category	3
Pollution degree	3
Width in number of modular spacings	3
Built-in depth	69
Degree of protection (IP)	IP20
Ambient temperature during operating	55
Connectable conductor cross section multi-wired	25
Connectable conductor cross section solid-core	35
Power loss	4.5
Concurrently switching N-neutral
Additional equipment possible
Explosion-proof
Flush-mounted installation

Breakers from the System pro M compact (R) S Series 2-K K tripping characteristic according to DIN VDE 66 part

for power circuits, motors, transformers, lamps and line circuit Nominal switching capacity: 6 kV 2 - and 4-pin to request current:
A Number of Poles: 3 Type: S2 3-K
, item 6:
ST.