Honeywell NXL User Manual

Page 21

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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

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