6.3 Disconnectors and Contactors
6.3.1 Mains Disconnectors
Assembling of IP55/NEMA Type 12 (enclosure type A5)
with mains disconnector
Mains switch is placed on left side on enclosure types B1,
B2, C1 and C2. Mains switch on A5 enclosures is placed on
right side
130BD470.10
OFF
Illustration 6.39 Location of Mains Switch
Enclosure type
Type
Terminal connections
A5
Kraus&Naimer KG20A T303
L1
T1
L2
T2
L3
T3
31
32
43
44
130BB182.10
B1
Kraus&Naimer KG64 T303
B2
Kraus&Naimer KG64 T303
C1 37 kW
Kraus&Naimer KG100 T303
L1
T1
L2
T2
L3
T3
13
14
130BB181.10
C1 45-55 kW
Kraus&Naimer KG105 T303
C2 75 kW
Kraus&Naimer KG160 T303
C2 90 kW
Kraus&Naimer KG250 T303
Table 6.33 Terminal Connections for Various Enclosure Types
6.4 Additional Motor Information
6.4.1 Motor Cable
The motor must be connected to terminals U/T1/96, V/
T2/97, W/T3/98. Ground to terminal 99. All types of 3-
phase asynchronous standard motors can be used with a
frequency converter unit. The factory setting is for
clockwise rotation with the frequency converter output
connected as follows:
Terminal No.
Function
96, 97, 98, 99
Mains U/T1, V/T2, W/T3
Ground
Table 6.34 Terminal Functions
Electrical Installation
Design Guide
104
Danfoss A/S © Rev. 06/2014 All rights reserved.
MG11BC02
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