The 130 mm height leaves room for auxiliary wiring above the line lugs. Breaking capacity is 220 kA at 240 V AC, dropping to 154 kA at 415 V and 121 kA at 440 V — high enough for most transformer-fed industrial services without a current-limiting upstream fuse.
Integrated accessories
That means you get remote trip capability and status feedback without ordering separate accessory kits — one order code, one line item on the BOM. The auxiliary switches mirror contact position; the trip alarm signals a fault trip separately from manual opening.