Lenze i550

Operating instructions i550 cabinet frequency inverter | 23
© 11/2021 · EN · www.Lenze.com
Relay output X9
The relay is not suitable for direct switching of an electromechanical holding brake. Use a
corresponding suppressor circuit in case of an inductive or capacitive load.
Connection type Screw terminal, pluggable
Max. cable cross-section mm² 1.5
Stripping length mm 6
Required tool

0.4 x 2.5
Application
COM Common contact
NC Normally-closed contact
NO Normally-open contact
Max. switching voltage/switching
current
AC 240V/3A
DC 24V/2A
DC 240V/0.16A
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