TREND NX Variable Speed Drives - Manual (Page 41)

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