Starter Accessories

Class 9998 / Refer to Catalog 9999CT9701

Melting Alloy Accessories

Contact Units for Melting Alloy Overload Relays

Class 9998 Type SO1

One normally closed contact, Class 9998 Type SO1 contact unit, listed in Class 9998 Type SO1 Contact Units for Melting Alloy Overload Relays, is provided as standard in each Class 9065 melting alloy overload relay. Contact modules can be easily replaced and are identified in Class 9998 Type SO1 Contact Units for Melting Alloy Overload Relays. Isolated overload relay alarm circuit contacts are available as an optional feature. A pilot light or alarm bell can be wired in series with this contact to indicate that the overload relay has tripped. For further information, refer to Isolated Alarm Contacts For Melting Alloy Overload Relays.

Class 9998 Type SO1 Contact Units for Melting Alloy Overload Relays

Magnetic Starter

Description [1]

Parts Kit
Catalog Number

NEMA
Size

Type

Series

00–4
and 6

SA–SF
SH

A & B

Standard N.C. contact unit

9998SO1 [2]


Melting Alloy Overload Relay Jumper Strap Kits

Jumper strap kits are for use on three-phase manual or magnetic starters with melting alloy overload relays only, where a three-phase starter is used to control a single-phase motor. These kits will include two jumper straps, a wiring diagram showing how to wire a three-phase starter to control a single-phase motor, and single-phase (one thermal unit) selection tables.

Melting Alloy Overload Relay Jumper Strap Kits, Class 9998

Class

For Starter

Kit Catalog Number

Size

Type

ALL

00, 0, 1, 2
and M0 & M1

SA, SB, SC, SD and
M & T (Manual)

9998SO31

3,4

SE, SF

5

SG

None Available

Universal Baseplates

Class 9998 Type UB Universal Baseplate

A universal baseplate can be used to retrofit a Square D Type S NEMA starter into an application which is currently using a competitive NEMA starter. The universal baseplate is a metal plate that attaches to the panel in the location of the starter to be replaced. The Type S starter then mounts to the baseplate. It is available for NEMA Sizes 00–4, and mounting screws are provided with each plate.

The universal baseplate adapter allows the Type S starter to replace the competitive starters listed in Competitive Starter Replacement:

Competitive Starter Replacement

Competitor Starter

NEMA Size

Baseplate

NEMA Size

Baseplate

NEMA Size

Baseplate

NEMA Size

Baseplate

Allen Bradley 509

0, 1

UB01

2

UB02

3

UB03

4

UB04

Allen Bradley 709

1

2

3

4

Cutler Hammer Freedom Series

00, 0, 1

2

3

4

Furnas ESP100

0, 1

2

3

4

Furnas INNOVA

0, 1

2

3

4

General Electric CR306

00, 0, 1

2

3

4

Telemecanique A-Line and pre-Type S

0, 1

UB11

2

UB12

3

UB13

4

UB14

How to Order

To Order Specify:

Catalog Number

  • Class Number

  • Type Number

Class

Type

9998

UB01

Footnotes

  1. Refer to page Maximum Ratings for Type S Auxiliary Contacts and Timers for contact ratings.
  2. Also the replacement contact unit for Class 9065 melting alloy overload relays.

Was this helpful?