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Datasheet generated 2026-10-07
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Eaton FUSE Switch Flange 240

Eaton · Switchgear & Protection · Fuse Switch-Disconnectors · Ireland · eaton.com
Part Number
XNH2-A400  ·  HS 8536.90
Eaton FUSE Switch Flange 240

Eaton XNH2-A400 NH fuse-switch 3p flange connection M10 max. 240 mm², mounting plate, NH2.

Technical Specifications

Manufacturer part number (MPN)XNH2-A400
EAN / GTIN4015081779840
HS code8536.90
Sales unitpcs
Eaton catalogue number183057
Depth306 mm
Height134 mm
Width210 mm
Weight3.205 kg
CompliancesRoHS conform
CertificationsIEC/EN 60947-3
FeaturesStandard sealable; Halogen free
Flammability characteristics (UL)Self-extinguishing (UL 94)
Special featuresCurrent paths of electrolytic copper, silver-plated Permanent operation (rated operating mode)
Suitable forGround mounting; Front mounting
Actuator typeCover grip
ColorGray
Number of polesThree-pole
TypeBasic device
Ambient operating temperature detailsAmbient temperature range: -25 °C - 70 °C
Equipment heat dissipation, current-dependent22 W
Heat deflection temperature125 °C
Heat dissipation at 80% without fuses17.8 W
Heat dissipation per pole, current-dependent7.3 W
Rated operational current for specified heat dissipation (In)400 A
Total heat dissipation without fuses at Ith28 W
Creepage resistanceCTI 600
Direction of incoming supplyAs required
Electrical connection type of main circuitScrew connection
Frequency rating40 Hz - 60 Hz
Frequency rating of contacts40 Hz - 60 Hz
Lifespan, electrical200 operations
Operating altitude without derating - max2000 mm
Overvoltage categoryIII
Permitted power loss per fuse link - max34 W
Pollution degree3
Power rating at AC-23, 400 V0 kW
Rated conditional short-circuit rating120 kA (500 V); 100 kA (690 V)
Rated impulse withstand voltage (Uimp)8 kV
Rated insulation voltage (Ui)800 VAC
Rated operating voltage (Ue) at AC - max690 V
Rated operation current (Ie)400 A
Rated operational current400 A (AC-23B); 400 A (AC-21B); 400 A (AC-22B); 400 A (DC-22B)
Rated short-time withstand current (Icw)3 kA
Rated uninterrupted current (Iu)400 A
Voltage rating at AC400 V (AC-23B) 500 V (AC-22B) 690 V (AC-21B)
Voltage rating at DC440 V (DC-22B)
Voltage testYes, sliding inspection windows
Conditioned rated short-circuit current Iq120 kA
Rated conditional short-circuit current (Iq)120 kA
Activation typeDependent manual activation
Actuator positionFront side
Cable entry typeOther
Degree of protection (front side)Other
Lifespan, mechanical800 operations
Locking facilityYes, optional
MaterialPolyamide
Mounting methodMounting plate; DIN rail
Mounting positionVertical or horizontal
SizeNH2 fuse
Suitable for fusesNH2
Terminal capacity (copper band)10 mm x 16 mm x 0.8 mm (10x) at box terminal
Terminal capacity (copper busbar)40 mm x 10 mm; Bolt diameter at flange connection: M10; Max. 48 mm cable lug width at flange connection
Terminal capacity (copper strip)16 mm x 0.8 mm (6x) - 32 mm x 1 mm (10x) at box terminal
Terminal capacity (stranded cable)120 mm² - 240 mm² at clamp-type terminal; 95 mm² - 300 mm² (1x) at box terminal; 120 mm² - 150 mm² (2x) at double clamp-type terminal; 25 mm² - 240 mm² at box terminal
Connection typeFlat connection
Degree of protectionIP2XC (contact protection, XNH installed); IP20 (operating status, XNH installed); IP10 (handle cover open, XNH installed)

Properties

MOQ1

Cross-References

Attached Documents