Abb Pp30012hs(abbn)5a

ABB Industry Oy

hint7.doc

ACS 600 hints

VSD Products, Medium AC Drives Dept.

Date

Prepared

Check./Appr.

Revision

TJX

22.05.97

Ere Jääskeläinen

Kjell Ingman

A

7.0

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1/4

HOW TO MEASURE THE CONDITION OF THE POWER PLATE MODULE

WARNING: THE MAINS POWER HAS TO BE DISCONNECTED BEFORE ANY MEASUREMENTS ARE PERFORMED IN ACS600. WAIT AT LEAST 5 MINUTES FOR INTERMEDIATE CIRCUIT CAPACITORS TO DISCHARGE. The names of the Connectors of the Power Plate are presented in Figures 1 and 2

5

1

3

G13

G12

G11

E13

E12

E11

6

4

UPPER

2

G23

G22

G21

E23

E22

E21

LOWER

T1 T T2

P3

P2

P1

+

T1 G23

E23

G22

E22

G21

E21

E13

G13

E12

G12

E11

G11

T2

P3

Figure 1. LPP

P2

P1

-

*

ABB Industry Oy

hint7.doc

ACS 600 hints

VSD Products, Medium AC Drives Dept.

Date

Prepared

Check./Appr.

Revision

TJX

22.05.97

Ere Jääskeläinen

Kjell Ingman

A

5

3

1

G13

G1 2

G 11

E 13

E 12

E 11

6

4

UP P E R

2

G 23

G22

G 21

E 23

E 22

E 21

L OW E R

T1 T T2

P2

P3

P1

T1 G23

E 23

G22

E22

G21

E21

E13

G 13

E12

G12

E 11

G 11

T2

P3

Figure 2. MPP

P2

+ -

P1

*

Page

2/4

ABB Industry Oy

hint7.doc

ACS 600 hints

VSD Products, Medium AC Drives Dept.

Date

Prepared

Check./Appr.

Revision

TJX

22.05.97

Ere Jääskeläinen

Kjell Ingman

A

The following result should be observed if the Power Plate is undamaged.

7.1 Measuring the collector-emitter resistance of the IGBT Measurement is done with the multimeter in the “diode” selection. Plus-probe + + + P1 P2 P3

Minus-probe P1 P2 P3 -

Display OL OL OL OL OL OL

7.2 Measuring the diode of the IGBT Measurement is done with the multimeter in the “diode” selection. Plus-probe P1 P2 P3 -

Minus-probe + + + P1 P2 P3

Display ≈ 0.35V ≈ 0.35V ≈ 0.35V ≈ 0.35V ≈ 0.35V ≈ 0.35V

7.3 Measuring the gate of the IGBT Measurement is done with the multimeter in the “resistance” selection. Plus-probe G11 G21 G12 G22 G13 G23

Minus-probe E11 E21 E12 E22 E31 E23

Display OL (loading capacitance) OL (loading capacitance) OL (loading capacitance) OL (loading capacitance) OL (loading capacitance) OL (loading capacitance)

Page

3/4

ABB Industry Oy

hint7.doc

ACS 600 hints

VSD Products, Medium AC Drives Dept.

Date

Prepared

Check./Appr.

Revision

TJX

22.05.97

Ere Jääskeläinen

Kjell Ingman

A

Page

4/4

7.4 Measuring the thermistor of the Power Plate Measurement is done with the multimeter in the “resistance” selection. Plus-probe T1

Minus-probe T2

Display 10 kΩ (+/-10%)

Measurement has to be done when the Power Plate module is at room temperature.

7.5 Measurements against frame Measurement is done with the multimeter in the “resistance” selection. Plus-probe T1 T2 auxiliary + auxiliary P1 P2 P3

Minus-probe frame frame frame frame frame frame frame

Display OL OL OL OL OL OL OL

Auxiliary + and - are marked with * in pictures 1 and 2.

7.6 Measuring the emitter of the IGBT Measurement is done with the multimeter in the “resistance” selection. Plus-probe E11 E12 E13 E21 E22 E23

Minus-probe P1 P2 P3 -

Display ≈0Ω ≈0Ω ≈0Ω ≈0Ω ≈0Ω ≈0Ω