BUSCH LM 0530 A, Retrofit Instructions

Page: 17 / 24

Installation | 6
Installation and Retrofit Instructions DOLPHIN LM 0530-0800 A, LT 0320-0630
A_EN_en 17 / 24
3 x 400 VAC terminal assignment
L1 L2
L3 PE
Terminal no. Designation Assignment
1 L1 Mains phase 1
2 L2 Mains phase 2
3 L3 Mains phase 3
4 PE Earth connection
NOTICE
Incorrect direction of rotation.
Risk of damage to the machine!
• Operation in the wrong direction of rotation can destroy the machine in a short time!
Prior to start-up, ensure that the machine is operated in the right direction.
Hardware Enable Required:
Connect En.HW to 24V Out on Terminal Relay Block X5 before attempting a motor jog.
• Determine the intended direction of rotation with the arrow (stuck on or cast).
• Jog the motor briefly.
• Watch the fan wheel of the motor and determine the direction of rotation just before
the fan wheel stops.
If the rotation of the motor must be changed:
• Switch any two of the motor phase wires.
(or within the software parameter 1.150).
NOTE
To change the motor phase wire, refer to the chapter
Variable-Frequency Drive Installa-
tion [ ► 12] .