Emerson Control Techniques Epsilon Eb Series Reference Manual page 107

Epsilon Eb and EN Drives Reference Manual
the required KVA rating are high transformer ambient temperatures (>40° C or >104° F) and
drive operation near the maximum speeds.
Drive/Motor Combination
EN-204/NT-320
EN-204/MG-205
EN-204/MG-208
EN-204/MG-316
EN-208/NT-320
EN-208/NT-330
EN-208/NT-345
EN-208/NT-355
EN-208/MG-316
EN-208/MG-340
EN-208/MG-455
EN-214/NT-345
EN-214/NT-355
EN-214/MG-455
EN-214/MG-490
EN-214/MG-4120
Eb-202/NT-207
Eb-202/NT-212
Eb-203/NT-207
Eb-203/NT-212
Eb-203/MG-316
Eb-205/NT-212
Eb-205/NT-320
Eb-205/NT-330
Eb-205/NT-345
Eb-205/MG-340
Eb-205/MG-316
Transformer output voltage drop may become a limiting factor at motor speeds and loads near
maximum ratings. Typically, higher KVA transformers have lower voltage drop due to lower
impedance.
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Suggested KVA Rating
3.0
0.8
1.5
2.3
3.0
3.9
4.3
4.9
2.3
3.9
4.9
4.3
4.3
4.3
6.0
6.5
1.0
1.2
1.0
1.7
2.3
1.7
3.0
3.0
3.0
3.0
2.3