These are the settings used for PM42 modules on the railway:

Board Ch Zone Trip current Configuration Speed Option Switches
PM42 31 1 A 3A Short circuit Manager normal sw6=t; sw3=t; sw5=t;
PM42 31 2 B 3A Short circuit Manager normal sw14=t; sw11=t; sw13=t;
PM42 31 3 C 3A Short circuit Manager normal sw22=t; sw19=t; sw21=t;
PM42 31 4 D 3A Auto Reverse fastest sw30=c; sw27=c; sw29=t;
PM42 32 1 E 3A Auto Reverse fastest sw6=c; sw3=c; sw5=t;
PM42 32 2 F 3A Auto Reverse fastest sw14=c;sw11=c; sw13=t;
PM42 32 3 G 3A Short circuit Manager normal sw22=t; sw19=t; sw21=t;
PM42 32 4 H 3A Short circuit Manager normal sw30=t; sw27=t; sw29=t;
PM42 33 1 J 4.5A Short circuit Manager normal sw6=t; sw3=t; sw5=t;
PM42 33 2 K 4.5A Short circuit Manager normal sw14=t;sw11=t; sw13=t;
PM42 33 3 L 4.5A Short circuit Manager normal sw22=t; sw19=t; sw21=t;
PM42 33 4 M 4.5A Short circuit Manager normal sw30=t; sw27=t; sw29=t;
PM42 34 1 N 4.5A Auto Reverse fastest sw6=c; sw3=c; sw5=t;
PM42 34 2 P 4.5A Short circuit Manager normal sw14=t; sw11=t; sw13=t;
PM42 34 3 R 4.5A Short circuit Manager normal sw22=t; sw19=t; sw21=t;
PM42 34 4 S 4.5A Short circuit Manager normal sw30=t; sw27=t; sw29=t;

All power zones were intended to have 3A trip current. Some zones have had to have the settings adjusted because when we measured the current, two board were more sensitive and tripped incorrectly at lower currents (not far from half of the intended current value).