Brochure
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Characteristics,
references
Accessories for Heavy Industrial
NEMA Style Controls 0
Auxiliary contacts
Characteristics
Class 9999
Type SX 11/SX 12
Contact ratings
Maximum current (50/60 Hz)
Make
(35% power factor)
Break
(35% power factor)
Continuous current
a 120 V or less
A 30 3 3
a 120…600 V
3600 VA 360 VA 3 A
Class 9999
Type SX 6 to SX 10/SX 13 to SX 17
Contact ratings
Maximum current (50/60 Hz)
Make
(35% power factor)
Break
(35% power factor)
Continuous current
a 120 V or less
A 60 6 10
a 120…600 V
7200 VA 720 VA 10 A
References
Internal contact kits
Class 9999 Type SX 11 internal contact kit is a replacement unit for the N/O holding circuit contact supplied as standard on
Type S, Sizes 00–2, three-phase starters and contactors. The Class 9999 Type SX 12 is a replacement unit for the N/C electrical
contact supplied as standard on Type S, Sizes 00–2, mechanically interlocked devices. Internal contacts are also used on
Class 2510 Types M and T manual starters. The internal contacts can be used for other applications as long as the electrical rating
is not exceeded.
For use with Internal non-convertible
contacts
Reference Weight
Class Type NEMA Size kg (lb)
8502, 8702, 8536, 8736 SA to SD 00 to 2 1 N/O contact 9999 SX 11 (1) –
1 N/C contact 9999 SX 12 (1) –
External contact kits
Class 9999 Type SX 6 external auxiliary contact is supplied as standard for the N/O holding circuit contact on Type S Sizes 3 to
7 contactors and starters. Additional auxiliary contacts can be added to Type S contactors, starters and lighting contactors. These
contacts mount on either side of the basic contactor and are available with convertible or non-convertible contacts. The contacts
of the convertible version can be changed from N/O to N/C or vice versa in the field. The non-convertible version has fixed
contacts, either N/O or N/C.
To determine the number of auxiliary contacts that can be added to each Type S contactor or starter, refer to the contactor and
starter section.
For use with External field convertible
contacts
Reference Weight
Class Type NEMA Size kg (lb)
8502, 8702, 8536, 8736 SA to SJ 00 to 7 1 N/O contact 9999 SX 6 –
1 N/C contact 9999 SX 7 –
1 N/O and 1 N/C isolated contacts 9999 SX 8 –
1 N/O overlapping contact 9999 SX 9 (2) –
1 N/C overlapping contact 9999 SX 10 (2) –
For use with External non-convertible
contacts
Reference Weight
Class Type NEMA Size kg (lb)
8502, 8702, 8536, 8736 SA to SJ 00 to 7 1 N/O contact 9999 SX 13 –
1 N/C contact 9999 SX 14 –
1 N/O and 1 N/C isolated contacts 9999 SX 15 –
1 N/O overlapping contact 9999 SX 16 (2) –
1 N/C overlapping contact 9999 SX 17 (2) –
(1) Types SX 11 and SX 12 are not applicable on NEMA Sizes 3 or larger. Internal contacts can also be used on Class 2510 Types
M and T manual starters.
(2) Types SX 9 and SX 10 or Types SX 16 and SX 17 must be used together and mounted on the same side of the contactor. They
are suitable for applications where it is necessary for a normally open contact to overlap a normally closed contact.
9999 SX 11
DF 531376
9999 SX 6
DF 531375