Specifications

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

130BB182.10

B1 Kraus&Naimer KG64 T303

B2 Kraus&Naimer KG64 T303

C1 37 kW Kraus&Naimer KG100 T303

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