Product name
Eaton Moeller series NZM electronic accessory
Product Length/Depth
90 millimetre
Product height
102 millimetre
Product width
35 millimetre
Product weight
0.18 kilogram
Compliances
IEC
RoHS conform
Certifications
IEC/EN 61131-2
UL CSA08 (request filed)
EN 50178
Product Sub Type
Electronic accessory
Accessory/spare part type
Diagnostics and communication
Features
Fieldbus connection over separate bus coupler possible
Special features
A switch with a remote operator can also be remotely operated with the module.
Two digital inputs for the switch status
2 transistor outputs for remote switching
Retentive memory for energy data (kWh)
Energy data is transmitted through digital input (S0) from an external energy measuring module NZM...-XMC-SO.
Connection cable (1.90 m) for the circuit breaker and two NZM auxiliary contacts (1 x NO, 1 x NC) are included as standard.
EN 55011 Class A (electromagnetic compatibility (EMC), radio interference suppression)
EN 60947-5-1 utilization category DC-13 (switching capacity, digital semi-conductor outputs)
Status display inputs: yellow
Take appropriate measures to prevent condensation
Fitted with:
Potential separation
Used with
SmartWire-DT interface for NZM circuit breakers
Technical Data - Electrical
Supply voltage at AC, 50 Hz - min
0 V
Supply voltage at AC, 50 Hz - max
0 V
Supply voltage at AC, 60 Hz - min
0 V
Supply voltage at AC, 60 Hz - max
0 V
Supply voltage at DC - min
24 V
Supply voltage at DC - max
24 V
Voltage range of type 1 digital inputs
Low ≤ 5V DC; High ≥ 15V DC
Input current of digital inputs
4 mA
Output current of digital semiconductor outputs
Normally 0.5 A at 24 V DC
Short-circuit tripping current
Max. 1.2 over 3 ms (digital semi-conductor outputs)
EMC of electromagnetic fields at 1.4 - 2 GHz (IEC/EN 61131-2:2008)
3 V/m
EMC of electromagnetic fields at 2 - 2.7 GHz (IEC/EN 61131-2:2008)
1 V/m
EMC of electromagnetic fields at 80 - 1000 MHz (IEC/EN 61131-2:2008)
10 V/m
EMC of electrostatic air discharge level 3 (IEC/EN 61131-2:2008)
8 kV
EMC of electrostatic contact discharge level 2 (IEC/EN 61131-2:2008)
4 kV
EMC of radiated RFI level 3 (IEC/EN 61131-2:2008)
10 V
Isolation
Outputs to SmartWire-DT (potential isolation)
Inputs for SmartWire-DT (potential isolation)
Digital input delay
High to low < 0.2 ms
Low to High typ. < 0.2 ms
Technical Data - Communication
Protocol
Other bus systems
Messages
Actual current value in A
Load warnings
Actual settings of the rotary coding switches
Reason for last trip
Switch type
Status data NZM: ON/OFF/TRIPPED
Connection to SmartWire-DT
Plug, 8-pole connection
Connection to SmartWire-DT
Green LED (status SmartWire-DT)
Automatic setting the baud rate
SmartWire-DT slave (station type)
Connection plug: external device plug SWD4-8SF2-5
Overload proof of digital semi-conductor outputs
Yes, with diagnostics
Lamp load of digital semi-conductor outputs
3 W
Technical Data - Mechanical
Dimensions
35 mm x 90 mm x 101 mm
Mounting position
Vertical
Shock resistance
9 impacts (IEC 60068-2-27)
Number of inputs (digital)
8
Number of outputs (semiconductor)
4
Drop height (IEC/EN 60068-2-31)
50 mm
Packaged free fall height (IEC/EN 60068-2-32)
0.3 m
Vibrations at constant amplitude 3.5 mm (IEC/EN 61131-2:2008)
5 Hz - 8.4 Hz
Relative humidity
5 - 95 %
Explosion safety category for dust
None
Explosion safety category for gas
None
Special features
A switch with a remote operator can also be remotely operated with the module.
Two digital inputs for the switch status
2 transistor outputs for remote switching
Retentive memory for energy data (kWh)
Energy data is transmitted through digital input (S0) from an external energy measuring module NZM...-XMC-SO.
Connection cable (1.90 m) for the circuit breaker and two NZM auxiliary contacts (1 x NO, 1 x NC) are included as standard.
EN 55011 Class A (electromagnetic compatibility (EMC), radio interference suppression)
EN 60947-5-1 utilization category DC-13 (switching capacity, digital semi-conductor outputs)
Status display inputs: yellow
Take appropriate measures to prevent condensation
Technical Data - Mechanical - Terminals
Terminal connection for I/O sensor
Push in terminals
Terminal capacity (cable)
0.25 mm² - 1.5 mm² with ferrule
Terminal capacity (solid wire)
0.2 mm² - 1.5 mm² (AWG 24 - AWG 16)
Design verification as per IEC/EN 61439 - technical data
Ambient operating temperature - min
-25 °C
Ambient operating temperature - max
55 °C
Design verification as per IEC/EN 61439
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions
Meets the product standard's requirements.
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.8 Connections for external conductors
Is the panel builder's responsibility.
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
10.10 Temperature rise
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
Functions
SmartWire-DT module NZM circuit breakers
SmartWire-DT slave (product range)
The module implements the data connection between the NZM2/3/4 with electronic release and SmartWire-DT.