Yaskawa Varispeed-686SS5 CIMR-SSA User Manual

Page 78

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APPENDIX 3 TYPICAL CONNECTION DIAGRAM

79

For models CIMR-SSA4018 to -SSA4045 (400 V Class 18.5 to 45 kW)

T

r

Voltage

Selection

460/440/415/

400/380V

(ℓ

2

)

(ℓ

1

)

Cooling

Fan

U

V

W

3-Phase

Power Supply

380 to 460 V

50/60 Hz

R

S

T

400/200 V

3

4

5

6

7

8

Motor

M

R

S

M

Short-circuit Bar

(Provided as

Standard)

Braking Unit

(Option)

P

B

Braking Resistor

Unit (Option) :

1

2

Overload Relay Trip Contact

Level

Detection

3

4

¨

1

MCCB

MC

¨

2

©

¨

3

THRX

OFF

ON

MC

SA

Overload Relay Trip Contact

of Braking Resistor Unit

1

2

MC

TRX

TRX

20 18

Fault

Contact

SA

SA

THRX

MC

Braking Unit

3

4

Forward Run/Stop

Reverse Run/Stop

Factory

Setting

External Fault

Fault Reset

Multi-step Speed Setting 1

(Master/Aux Change)

Multi-step Speed

Setting 2

Jog Reference

External Baseblock

17 (Aux Speed Ref. at

Factory Setting)

15 Speed Setting Power

Supply +15V 20mA

Analog

Monitor 1

11

0 V

1 Forward Run when

CLOSED

2 Reverse Run when

CLOSED

Multi-function

Contact Input

Sequence Common

Terminal (0V)

12

Shield Sheath

Connection Terminal

13 Master Speed Ref.

0 to 10V (20kΩ)

14 Master Speed Ref.

4 to 20mA (250Ω)

16 Multi-function Analog Input

0 to 10V (20kΩ)

33 Speed Setting Power Supply

-15V 20mA

2 kΩ

2 kΩ

0 to +10 V

4 to 20 mA

P

0 to +10 V

P

0 V

P

(12)

Ground (10Ω or less)

21

22

23

+

AM

+

Multi-function Analog Output

−10 to +10V 2mA

(Output Current at Factory

Setting)

SM

Multi-function Analog Output

-10 to +10 V 2mA

(Rotation Speed at Factory

Setting)

18

Multi-function Open

Collector Output

48 V 50 mA or less

Multi-function

Output Common

27

Open Collector 2

(Speed Agree Signal

at Factory Setting)

26

Open Collector 1

(Zero Speed Signal at

Factory Setting)

25

Multi-function Contact Output

250 VAC 1 A or less

30 VDC 1A or less

(Signal during Running at Factory

Setting)

10

9

20

19

Fault Contact Output

250 VAC 1 A or less

30 VDC 1 A or less

Analog

Monitor 2

Use sequencer to break

power supply side on

overload relay trip contact

of braking resistor unit.

VS-686SS5

¨

¨

0

©

0

©

External

Speed

Reference

:

When using the braking resistor unit, set constant L3-01 to “0” (overvoltage prevention selection

disabled). If it is not changed, the inverter may not stop within set decel time.

18

20

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