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Technical data 21(96)
4
Immunity Complies with EN50082-1, -2, EN61800-3
EMC
Emissions MF2-MF3: EMC level N; With an external RFI filter (option)
attached EMC-level H (see Ch. 6.1.2.2)
MF4-MF6: IP21 : EMC-level H: EN 61800-3 (2004) Cat C2,
EN 55011 Class A
IP54 : EMC level C: EN 61800-3 (2004) Cat C1,
EN 55011 Class B
Safety
EN50178, EN60204-1, CE, UL, cUL, FI, GOST R, IEC
61800-5
(see unit nameplate for more detailed approvals)
Analogue input voltage
0...+10V, Ri = 200kΩ,
Resolution 10 bit, accuracy ±1%
Analogue input current
0(4)…20 mA, R
i
= 250Ω differential
Digital inputs
3 positive logic; 18…24VDC NXL Compact
6 positive logic; 18…24VDC NXL HVAC
Auxiliary voltage +24V, ±15%, max. 100mA
Output reference voltage +10V, +3%, max. load 10mA
Analogue output
0(4)…20mA; R
L
max. 500Ω; resolution 16 bit;
accuracy ±1%
Relay outputs
1 programmable change over relay output NXL Compact
2 programmable change over relay output NXL HVAC
Switching capacity: 24VDC/8A, 250VAC/8A, 125VDC/0.4A
Control
connections
Motor thermistor Input *)
Rtrip = 4.7 kΩ (PTC) NXL HVAC
Overvoltage protection
NXL_2: 437VDC; NXL_5: 911VDC
Undervoltage protection
NXL_2: 183VDC; NXL_5: 333VDC
Earth-fault protection In case of earth fault in motor or motor cable, only the
frequency converter is protected
Unit overtemperature
protection
Yes
Motor overload
protection
Yes
Motor stall protection Yes
Motor underload
protection
Yes
Short-circuit protection of
+24V and +10V
reference voltages
Yes
Protections
Overcurrent protection Trip limit 4,0*I
H
instantaneously
Table 4- 4. Technical data