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266475
Model Kodu: NZM4-XAHIV208-250AC/DC

Eaton Moeller series NZM Shunt release, 208-240VAC/DC, +1early N/O, for NZM4

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General specifications

Product Name
Eaton Moeller series NZM Shunt release
Catalog Number
266475
EAN
4015082664756
Product Length/Depth
107 mm
Product Height
51 mm
Product Width
64 mm
Product Weight
0.266 kg
Compliances
IEC
UL/CSA
RoHS conform
Certifications
CSA (File No. 22086)
CSA certified
UL489
IEC60947
UL (File No. E140305)
CE marking
UL listed
UL (Category Control Number DIHS)
CSA (Class No. 1437-01)
CSA-C22.2 No. 5-09
Model Code
NZM4-XAHIV208-250AC/DC

Delivery program

Type
  • Accessory
  • Shunt release
Special features
  • Cannot be used in conjunction with NZM...-XR... remote operator.
  • If the shunt trip is live, contact with the circuit breaker’s primary contacts is prevented when switched on.
  • Early make of auxiliary contact on switching on (manual operation): approx. 90 ms.
  • Shunt releases cannot be installed simultaneously with NZM...-XHIV... early-make auxiliary contact or NZM...-XU... undervoltage release.
Frame
NZM4
Fitted with:
Early-make auxiliary contact
Suitable for
Off-load switch
Power circuit breaker
Used with
NZM4(-4), N(S)4(-4)

Technical Data - Electrical

Voltage type
AC/DC
Voltage rating
0.7 - 1.1 x Us
Voltage rating at AC (x Us) - min
0.7
Voltage rating at AC (x Us) - max
1.1
Rated control voltage (relay contacts)
250 V DC
208 V DC
250 V AC
208 V AC
Rated control supply voltage
208 - 250 V AC/DC
Rated control supply voltage (Us) at AC, 50 Hz - min
208 V
Rated control supply voltage (Us) at AC, 50 Hz - max
250 V
Rated control supply voltage (Us) at AC, 60 Hz - min
208 V
Rated control supply voltage (Us) at AC, 60 Hz - max
250 V
Rated control supply voltage (Us) at DC - min
208 V
Rated control supply voltage (Us) at DC - max
250 V
Frequency rating
50 Hz / 60 Hz / 200 Hz / 400 Hz, DC (shunt release)
Pick-up power consumption (shunt release)
2.5 VA/W
Reaction time
22 ms
Time on duty - max
∞
Minimum command time - min
10 ms
Minimum command time - max
15 ms
Electric connection type
Screw connection

Technical Data - Mechanical

Number of contacts (change-over contacts)
0
Number of contacts (normally closed contacts)
0
Number of contacts (normally open contacts)
1
Connection type
With bolt connection
Special features
  • Cannot be used in conjunction with NZM...-XR... remote operator.
  • If the shunt trip is live, contact with the circuit breaker’s primary contacts is prevented when switched on.
  • Early make of auxiliary contact on switching on (manual operation): approx. 90 ms.
  • Shunt releases cannot be installed simultaneously with NZM...-XHIV... early-make auxiliary contact or NZM...-XU... undervoltage release.

Technical Data - Mechanical - Terminals

Terminal capacity (solid/flexible conductor)
0.75 mm² - 2.5 mm² (2x) at shunt release with ferrule
18 - 14 AWG (1x) at shunt release
18 - 14 AWG (2x) for undervoltage releases, off-delayed
0.75 mm² - 2.5 mm² (1x) at shunt release with ferrule
18 - 14 AWG (1x) for undervoltage releases, off-delayed
0.75 mm² - 2.5 mm² (2x) for undervoltage releases, off-delayed with ferrule
0.75 mm² - 2.5 mm² (1x) for undervoltage releases, off-delayed with ferrule
18 - 14 AWG (2x) at shunt release

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.

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