Ctl NX2700 Manual de usuario descargar pdf (Pagina 19)

18 • vacon TECHNICAL DATA

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4.2 Technical data

Mains

connection

Input voltage U

380…500V; 5

…690V;

–

10%…

+10%

380...500V;525...690V; –10%…+10% (regenerative drives)

Input frequency

45…66 Hz

Connection to mains

Once per minute or less

(normal case)

;

Motor

connection

Output voltage

—

Continuous output

current

Ambient temperature max. +40°C

See Table 4-1 and Table 4-3.

Overloadability

High: 1.5 x IH (1 min/10 min), Low: 1.1 x IL (1 min/10

min)

Starting current

for 2 s every 20 s

Output frequency

0…320 Hz; (higher with special SW)

ontrol

characteristics

Control

performance

 Open Loop Vector Control (5-150% of base speed):

speed control 0.5%, dynamic 0.3%sec, torque lin. <2%,

torque rise time ~5 ms

 Closed Loop Vector Control (entire speed range):

speed control 0.01%, dynamic 0.2%sec, torque lin. <2%,

torque rise time ~2 ms

Switching frequency

NX_5:

NX_6:

1…6 kHz; Factory default 3.6 kHz *

1…6 kHz; Factory default 1.5 kHz *

Frequency reference

Analogue input

Panel reference

Resolution 0.1% (10-bit), accuracy ±1%

Resolution 0.01 Hz

Field weakening point

8…320 Hz

Acceleration time

0.1…3000 sec

Deceleration time

0.1…3000 sec

Braking

DC brake: 30% * T

(without brake option)

; flux braking

Ambient

conditions

Ambient operating

temperature

–

10°C

(no frost)…+40ºC

Storage temperature

–

40°C…+70°C

Relative humidity

0 to 95% RH, non

condensing, non

corrosive,

no dripping water

Air quality:

- chemical vapours

mechanical particles

IEC 721-3-3, unit in operation, class 3C2

IEC 721-3-3, unit in operation, class 3S2

Cabinet surface treatment

anoceramic pretreatment

Anodic dipcoat

priming and

textured powder-coating

Altitude

100% load capacity (no derating) up to 1,000 m

1-% derating for each 100m above 1000; max. 3000m

(690V max 2000m)

Vibration

EN50178/EN60068-2-6

Displacement amplitude 0.25 mm (peak) at 5…31 Hz

Max acceleration 1 G at 31…150 Hz

Use anti-vibration mountings under the drive if extra

vibration resistance is required

Shock

EN50178, EN60068-2-27

UPS Drop Test (for applicable UPS weights)

Storage and shipping: max 15 G, 11 ms (in package)

Enclosure class

IP21/NEMA1 standard in entire kW/HP range

IP54/NEMA12 option in entire kW/HP range

(Continues on next page)

*The rated currents in given ambient temperatures are achieved only when the switching frequency is

equal to or less than the factory default. Thermal management might reduce the switching frequency.

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Ctl NX2700 Manual de usuario Pagina 19

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