NORDAC SK 750E manual
10
Technical design subject to change
BU 0750 GB
1.6 Nomenclature / Type code
The structure of the nomenclature applicable to the
NORDAC SK 750E
frequency inverter is identical to the
one applicable to the other NORDAC frequency inverters. Accordingly the information contained should be
read and used in a comparable fashion. Apart from unit type and rating, the type designation of the frequency
inverter includes information regarding mains voltage, noise suppression filter, type of protection and special
design features, if any, of the device.
IMPORTANT
Always refer to the nomenclature whenever placing an order or requesting service or support!
SK 750E - 55 1 - 3 40 - A
- W - ABC
Special design of device
(3 letters)
IP type of prot. frequency inverter:
space = IP54 type (air cooling)
W = IP65 type (
w
ater cooling)
(incl. coated p.c. boards)
Integrated noise suppression filter:
A = class A
Mains voltage:
x23 = 230V,
x40 = 400V
Number of mains phases:
3 = 3 phases
Output inf., place before decimal point:
1 = 0x.x0,
2 = xx.00
Rating of the device (xx):
55 = 5.50kW, …
22 = 22.00kW
Device type series:
SK 750E
