Connection: Dy 11 d0 or Dyn 11 d0Transformer specification
for 12-pulse supply
(IEC 60076-1:2011)
Phase shift between secondaries: 30° electrical
Voltage difference between secondaries: < 0.5%
Short-circuit impedance of secondaries: > 5%
Short-circuit impedance difference between secondaries: ≤ 10% of the percentage
impedance
No grounding of the secondaries allowed. Static shield recommended.
Motor connection data
Asynchronous AC induction motors, permanent magnet synchronous motors and
AC induction servomotors, ABB synchronous reluctance (SynRM) motors
Motor types
0 to U
1
, 3-phase symmetrical, U
max
at the field weakening pointVoltage (U
2
)
0…500 Hz
Frequency (f
2
)
• For higher operational output frequencies, please contact your local ABB repres-
entative.
• Operation above 150 Hz may require type-specific derating. For more information,
contact your local ABB representative.
See the rating tables.Current
3 kHz (typical). The switching frequency can vary per frame and voltage. For exact
values, please contact your local ABB representative.
Switching frequency
500 m (1640 ft).Maximum recommended
motor cable length
Note:
With motor cables longer than 150 m (492 ft) the EMC Directive requirements may
not be fulfilled.
Efficiency
97.2 … 98.0% at nominal power level depending on drive typeEfficiency
Protection classes
IP42 (standard), IP54 (optional)Degrees of protection
(IEC/EN 60529)
UL Type 1 (standard), UL Type 12 (option +B055). For indoor use only.Enclosure types (UL50)
III, except for auxiliary power connections (fan, control, heating, lighting, cooling
unit pump etc) which are category II.
Overvoltage category
(IEC/EN 60664-1)
IProtective class
(IEC/EN 61800-5-1)
166 Technical data
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