Lenze i550

Operating instructions i550 cabinet frequency inverter | 19
© 11/2021 · EN · www.Lenze.com
3-phase mains connection 480 V (340 V ... 528 V, 45 Hz ... 65 Hz), 0.37 ... 7.5 kW
Terminal data
Inverter I55AExxxF I55BExxxF I55xExxxF I55AExxxF I55BExxxF
Rated power kW 0.37 ... 2.2 3 ... 5.5 3 ... 4 0.37 ... 5.5 0.37 ... 2.2 3 ... 5.5 3 ... 4
Connection Mains connection X100 PE connection Motor connection X105
Connection type Screw terminal Screw Screw terminal
Max. cable cross-section mm² 2.5 6 4 6 2.5 6 2.5
Stripping length mm 8 9 8 10 8 9 8
Tightening torque Nm 0.5 0.5 0.6 2 0.5 0.5 0.5
Required tool

0.5 x 3.0

0.6 x 3.5

0.5 x 3.0

TX20

0.5 x 3.0

0.6 x 3.5

0.5 x 3.0
Rated data (Heavy Duty) und fusing data
Inverter
I55AE I55AE I55BE I55AE I55BE I55AE
137F 155F 175F 211F 215F 222F 230F 240F 255F
Rated power kW 0.37 0.55 0.75 1.1 1.5 2.2 3 4 5.5
Rated output current (8 kHz) A 1.1 1.6 2.1 3 3.5 4.8 6.3 8.2 11
Max. output current * A 2.2 3.2 4.2 6 7 9.6 12.6 16.4 22
Operation without mains choke
Rated mains current A 1.5 2.1 2.8 3.7 4.5 6.5 8 10.5 14.3
Fuse
Characteristic gG/gL, gRL
Max. rated current A 16 16 16 16 16 16 25 25 25 25 25
Max. short circuit current (SCCR) kA 65 65 65 65 65 65 65 65 65 65 65
Circuit breaker
Characteristic B, C
Max. rated current A 16 16 16 16 16 16 25 25 25 25 25
Max. short circuit current (SCCR) kA 65 65 65 65 65 65 65 65 65 65 65
Residual current device (RCD) ≥ 30 mA, type B
≥ 300 mA,
type B
Rated data (light duty)
Inverter
I55AE I55AE I55BE I55AE I55BE I55AE
137F 155F 175F 211F 215F 222F 230F 240F 255F
Rated power kW - - - - - - 4 5.5 7.5
Rated output current (4 kHz) A - - - - - - 7.6 9.8 13.2
Max. output current * A - - - - - - 12.6 16.4 22
* Overload time = 3s, recovery time = 12s
Electrical installation









3-phase | 480 V
3-phase | 230/240V
3-phase | 400 V1-phase | 120V
1-phase | 230/240V
Control terminals
Relay output
Connection diagram
Brake resistor
Networks
Functional safety
Safe torque o (STO)
PTC input
Preparation
 