SE Digest 178

NEMA Style Contactors, 600 V

Vacuum Contactors and Starters, Full Voltage

Class 8502 / Refer to Catalog 8502CT9701

www.se.com/us

General Information Class 8502 Type W non-reversing vacuum contactors used to switch capacitors, transformers and electric motors where overload protection is separately provided. Type W vacuum contactors are designed for operation at 600 Volts, 50/60 Hz. (See page 16 66 for Class 8702 Reversing Vacuum Contactors.) NOTE: In Table 16.114, replace the three bullets (●●●) in the catalog number with the coil voltage code. Refer to the standard coil voltage codes listed in Table 16.117. Table 16.114: Class 8502—Full Voltage, 3–Pole Vacuum Contactors NEMASize Enclosed Ampere Rating Locked Rotor Current (A) Motor Voltage Max. Hp OpenStyle Type

200 230 460 575 200 230 460 575 200 230 460 575

40 50

WFO3●●●

4

135

1080

100 100 75 100 200 200 150 200 400 400

5

270

2160

WGO3●●●

6

540

4320

WHO3●●●

Table 16.115: Class 9998—Replacement Coils for Class 8502 and 8702 Vacuum Contactors (Includes Rectifier)

16 NEMA AND DEFINITE PURPOSE CONTACTORS AND STARTERS

Class 8502 Type WH

Suffix Number (Complete Coil Number Consists of Class and Type Followed by Suffix Number)

Class and Type

Type

Size

Poles

120V 110V

240V 220V

480V 440V

600V 550V

3 3 3

9998WF 9998WG 9998WH

4 5 6

WF WG WH

120

240

480

600

Table 16.116: Class 9999—Vacuum Contactor Kits Kit Description

For Use With Class 9999 Type Type Size

Auxiliary Contacts, Non-Convertible 1-N.O. & 1-N.C. Isolated Contacts

WF–WG WH

4–5 6 4 5–6

WX11

1-N.O. & 1-N.C. Isolated Contacts, Delayed Break 1-N.C. Isolated Contact

WF WG– WH

WCX11 WLX01

Coil Circuit Auxiliary Contacts

5 6

LUW5 LUW6

WG WH

Lug Kits (include 6 lugs)

Table 16.117: Coil Voltage Codes Volts 110 120 220

240

440

480

550

600

50Hz 60Hz

V02

— V03

— V06

— V07

—

— V02

— V03

— V06

— V07

Table 16.118: Dimensions, Class 8502

7.00 178

2.67 68

2.67 68

5.00 127

Front View Shown Without Cover Plate and Overtravel Gauge

3.60 91

Coil Interlock

6.13 156

Auxiliary Interlock

5.22 133 Line Term.

12.90 328 Term. Holes

12.50 318

7.28 185

13.99 355

8.94 227

6.63 168

Overtravel Gauge

1.28 33

2.50 64

2.50 64

5.09 129 Load Term.

1.44 37

1.44 37

5.96 151

2.63 67

2.63 67

1.45 37

3.72 94

4.63 118

7.90 201

7.90 201

5.93 151

Type WF Size 4

Type WG Size 5

Type WH Size 6

For How to Order Information, see page 16-28.

16-43

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11/20/2019