OLTC Type	CMD
Phase	3	1
Max. rated through current Lum up to (A)	1000	2400
Short circuit current test (kA) Thermal (3S) Dynamic (Peak)	12 30	24 60
Max. rated step voltage Uim(V)	4000	4000
Rated step capacity Pstn(kVA)	3000	5600
The highest voltage for equipment Um up to (KV)	252	252
Max. operation positions Without change-over selector With change-over selector	14 27	14 27