Eaton Electrical Magnum Transfer Switch manual Neutrals, Features, Relay Auxiliary Contacts

Instructional Booklet

Page 14 Effective: March 2007

Fixed and Drawout Magnum Transfer Switches

Figure 17. ATC-800.

3.5 Neutrals

All 2-pole and 3-pole transfer switches are equipped with 100% rated neutral connections (Figures 18 and 19). Different lug con- figurations are available (See Option 21A).

Load

Connections

Source

Connections

Ground

Connections

Figure 19. Solid Neutral.

3.6 Features

Switch options, which are not part of the logic scheme, are avail- able to meet a variety of other application requirements. Options are numbered with an associated description. More detailed selec- tions, which must be made within a specific option number, are identified by letters. For available options associated with the logic scheme, refer to the specific logic document associated with the type of logic selected.

NOTICE

OPTIONS ARE UL LISTED, EXCEPT AS NOTED, WHEN SUPPLIED ON UL LISTED SWITCHES. IF AN OPTION IS SELECTED WHICH IS NOT UL LISTED, THE SWITCH WILL NOT HAVE A UL LABEL.

Load

Connections

Source

Connections

Ground

Connections

Figure 18. Neutral SE with Ground Fault.

NOTICE

NOT ALL OPTIONS ARE AVAILABLE FOR ALL TRANSFER SWITCH CONFIGURATIONS. IF IN DOUBT, CHECK PRICE LIST 29-920 FOR THE AVAILABILITY OF OPTIONS FOR A SPECIFIC TRANSFER SWITCH DESIGN. THE OPTION NUMBERS USED HERE CORRE- SPOND TO THE NUMBERS USED IN THE PRICE LIST.

14. Relay Auxiliary Contacts

Provides Form “C” relay auxiliary contacts.

E.Source 1 Available: Provides one Form “C” relay auxiliary con- tact. The relay is energized when Source 1 is available.

F.Source 2 Available: Provides one Form “C” relay auxiliary con- tact. The relay is energized when Source 2 is available.

For more information visit: www.Eaton.com IB01602011E