YASKAWA Varispeed-606PC3 Manual de instrucciones descargar pdf (Pagina 49)

1

.

VS-606PC3

INVERTER

MAIN

UNIT

(Cont'd)

(b)

Frequency

setting

signal

and



(c)

V/f

characteristics

output

frequency



Fig

.

1

.8

shows

the

output

Fig

.

1

.7

shows

the

inverter



voltage

for

inverter

output

output

frequency

change

as



frequency

.

When

its

charac-

a

result

of

changes

of

the



teristic

(max

.

voltage

/

fre-

input

voltage

signal

at



quency)

differs

from

that

of

terminal

®

or

current

at



the

optimum

motor,

refer

to

terminal

~9

.



"V/f

CHARACTERISTIC

SETTING"

on

page

102

.

60

OUTPUT

VOLTAGE

,

0 0

.25



10V



0

1

5



60

FREQ

.

SETTING

VOLTAGE

(V)



OUTPUT

FREQ

(Hz)

Fig

.

1

.7

Frequency

Setting

Signal



Fig

.

1

.8

V/f

Characteristics

and

Output

Frequency

(2)

Motor

rated

current

setting

Since

the

inverter

is

provided

with

an

electronic

thermal

overload

to

protect the

motor

from

overheating,

the

motor

rated current

should

be

programmed

into

constant

(No

.19)

.

YASKAWA

standard

4-pole

motor

current

value

is

set

as

the

initial

value

.

For

details,

refer

to

"ELECTRONIC

THERMAL

OVERLOAD

PROTECTION"

on

page

109

.

Note

:

Provide

a

thermal

overload

relay

or

thermal

protector

when

more

than

one

motors

are

operated

simultaneously

.

230

Note

;



For

460

V

class,

the

value

is

twice

that

of

230

V

class

.

OUTPUT

i

FREQ

.

i

(

Hz

)

15,/

i

i

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 ... 156 157

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