Eaton Industrial Switchgear - xStart switching, protections and actuating motors

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Motor-protective circuit-breakers PKZ2

Motor and system protection modules

2010

CA08103002Z-EN

7/55

Motorand systemprotectionmodules

Without overload release

–

–

–

–

–

0.6

5…8

M-0,6-PKZ2

004537

1

off

Adjustable short-circuit

release

I

rm

= 8.5 - 14 x I

u

Factory set to 12 x I

u

When using theM-…-PKZ2

as a short-circuit protective

device for motors with

heavy starting duty, rated

operational current Ie must

be overspecified with the

following factors when

designing the switchgear:

–

–

–

–

–

1

8…14

M-1-PKZ2

004538

–

–

–

–

–

1.6

14…22

M-1,6-PKZ2

004539

–

–

–

–

–

2.4

20…35

M-2.4-PKZ2

004540

–

–

–

–

–

4

35…55

M-4-PKZ2

004541

–

–

–

–

–

6

50…80

M-6-PKZ2

004542

–

–

–

–

–

10

80…140

M-10-PKZ2

004543

–

–

–

–

–

16

130…220

M-16-PKZ2

004544

–

–

–

–

–

25

200…350

M-25-PKZ2

004545

–

–

–

–

–

32

275…425

M-32-PKZ2

004546

–

–

–

–

–

40

350…500

M-40-PKZ2

004547

Rated

uninterrupted

current

Setting range

Part no.

Article no.

Price

See price

list

Std. pack

Notes

I

u

Overload

releases

Short-

circuit

releases

A

I

r

I

rm

A

A

Trip blocks for system protection

3

pole

With overload release

10

6…10

50…80

ZM-10-8-PKZ2

062201

1

off

Adjustable overload release

l

r

= 0.6 - 1.0 x I

u

Adjustable short-circuit release

I

rm

= 5 - 8.5 x I

u

factory-set to 5 x I

u

16

10…16

80…140

ZM-16-8-PKZ2

059828

25

16…25

130…210

ZM-25-8-PKZ2

057455

32

24…32

160…280

ZM-32-8-PKZ2

055082

40

32…40

200…350

ZM-40-8-PKZ2

052709

4

pole

With overload releases in all 4 poles

10

6…10

50…80

ZM-10-8-PKZ24

004526

1

off

Adjustable overload release

I

r

= 0.6 - 1.0 x I

u

Adjustable short-circuit release

I

rm

= 5 - 8.5 x I

u

factory-set to 5 x I

u

Circuit-breakers PKZ24/ZM-…-8 protect 4 poles

16

10…16

80…140

ZM-16-8-PKZ24

004525

25

16…25

130…210

ZM-25-8-PKZ24

004524

32

24…32

160…280

ZM-32-8-PKZ24

004523

40

32…40

200…350

ZM-40-8-PKZ24

004522

Max. motor rating

Rated

uninter-

rupted

current

Setting range

Part no.

Article no.

Price

See price

list

Std. pack

Notes

AC-3

Overload

releases

Short-circuit

releases

220

V

230

V

240

V

380

V

400

V

415

V

440

V 500 V 660 V

690

V

P P P

P P I

u

I

r

I

rm

kW kW kW kW kW A

A

A

CLASS Factor

5

1.0

10

1.0

15

1.22

20

1.41

25

1.58

30

1.73

35

1.89

40

2.0

ZM...PKZ2, ZM(R)...-PKZ2, M-PKZ2

HPL07055EN