8910CT9301R03/21

Replacement Parts Kits, Class 9998

Class 9998 replacement parts kits are available for servicing Square D™ contactors.

Replacement Contact Kits

Each Class 9998 replacement contact kit contains the necessary movable and stationary contacts, contact springs, and additional hardware required to service the devices listed below.

Class 9998 Type RA10

Class 9998 Replacement Contact Kits for Class 8965 Reversing/Hoist Contactors

Device To Be Serviced

Contact Kit
Class 9998 Type

Quantity

Contactor, Class 8965 Type

Series

RO10

All

RA10

One kit services three poles

RO11

RA11

RO12

RA12

Class 9998 Replacement Contact Kits for Class 8910 Definite Purpose Contactors

Device To Be Serviced

Contact Kit
Class 9998 Type

Quantity

Contactor, Class 8910 Type

Series

DPA5

A, B

DRC5

One kit per pole

DPA6

A, B

DRC6

DPA7

A

DRC7

DPA9

A

DRC9

Contact Units for Melting Alloy Overload Relays

One N.C. contact, Class 9998 Type SO1, is provided in each overload relay block on Class 8911 Type DPS starters. Replacement contact modules are listed in .

Isolated overload relay alarm circuit contacts are available as an optional feature. A pilot light or audible alarm can be wired in series with this contact to indicate that the overload relay has tripped.

Class 9998
Type SO1

Class 9998 Replacement Contact Modules

Magnetic Starter

Description

Parts Kit
Class 9998 Type

Size

Type

20–90 A

DPS

Standard N.C. contact unit

SO1

N.O. isolated alarm contact and standard N.C. overload contact

SO4

DP Type SO1 Contact Ratings

NEMA Contact Rating

Volts
(110V Minimum
Recommended)

Inductive 35% Power Factor

Make

Break

A

VA

A

VA

B600

120

30

3600

3

360

240

15

3600

1.5

360

480

7.5

3600

0.75

360

600

6

3600

0.6

360

Melting Alloy Overload Relay Jumper Strap Kits

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

Class

For Starter

Parts Kit
Class 9998 Type

Size

Type

All

20–50 A

DPS

SO31

Three-phase starter wiring to control a single-phase motor

QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and other countries.

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