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TREND NX Variable Speed Drives User Manual

Page 41

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24 • vacon

TECHNICAL DATA

Tel. +358 (0)201 2121 • Fax +358 (0)201 212 205

4

Immunity

Fulfils EN61800-3, first and second environment

EMC
(at default
settings)

Emissions

Depend on EMC level. See chapters 2 and 3.

Safety

EN 50178 (1997), EN 60204-1 (1996), EN 60950 (2000, 3rd
edition) (as relevant), CE, UL, CUL, FI, GOST R; (see unit
nameplate for more detailed approvals)

Analogue input voltage

0…+10V, R

i

= 200kΩ, (–10V…+10V joystick control)

Resolution 0.1%, accuracy ±1%

Analogue input current

0(4)…20 mA, R

i

= 250Ω differential

Digital inputs (6)

Positive or negative logic; 18…30VDC

Auxiliary voltage

+24V, ±10%, max volt. ripple < 100mVrms; max. 250mA
Dimensioning: max. 1000mA/control box

Output reference voltage

+10V, +3%, max. load 10mA

Analogue output

0(4)…20mA; R

L

max. 500Ω; Resolution 10 bit;

Accuracy ±2%

Digital outputs

Open collector output, 50mA/48V

Control
connections
(apply to
boards OPT-A1,
OPT-A2 and
OPT-A3)

Relay outputs

2 programmable change-over relay outputs
Switching capacity: 24VDC/8A, 250VAC/8A, 125VDC/0.4A
Min.switching load: 5V/10mA

Overvoltage trip limit
Undervoltage trip limit

NX_2: 437VDC; NX_5: 911VDC; NX_6: 1200VDC
NX_2: 183VDC; NX_5: 333VDC; NX_6: 460 VDC

Earth fault protection

In case of earth fault in motor or motor cable, only the
frequency converter is protected

Mains supervision

Trips if any of the input phases is missing

Motor phase supervision

Trips if any of the output phases is missing

Overcurrent protection

Yes

Unit overtemperature
protection

Yes

Motor overload protection

Yes

Motor stall protection

Yes

Motor underload
protection

Yes

Protections

Short-circuit protection of
+24V and +10V reference
voltages

Yes

Table 4-7. Technical data