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Datasheet generated 2026-10-07
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Switch-Disconnector 630A NH3 M10 (XNH3-S630)

Eaton · Switchgear & Protection · Fuse Switch-Disconnectors · Ireland · eaton.com
Part Number
XNH3-S630  ·  HS 8536.90
Switch-Disconnector 630A NH3 M10 (XNH3-S630)

Eaton XNH3-S630 NH fuse-switch 3p flange connection M10 max. 300 mm², busbar 60 mm, NH3.

Technical Specifications

Manufacturer part number (MPN)XNH3-S630
EAN / GTIN4015081780044
HS code8536.90
Sales unitpcs
Eaton catalogue number183077
Depth306 mm
Height168 mm
Width250 mm
Weight3.868 kg
CompliancesRoHS conform
CertificationsIEC/EN 60947-3
FeaturesStandard sealable; Halogen free
Flammability characteristics (UL)Self-extinguishing (UL 94)
Special featuresPermanent operation (rated operating mode) Current paths of electrolytic copper, silver-plated Cable connection optionally at the top or bottom
Suitable forBusbar 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 fuses54.8 W
Heat dissipation per pole, current-dependent7.3 W
Rated operational current for specified heat dissipation (In)630 A
Total heat dissipation without fuses at Ith86 W
Creepage resistanceCTI 600
Direction of incoming supplyAs required (FLEX System)
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 - max48 W
Pollution degree3
Power rating at AC-23, 400 V0 kW
Rated conditional short-circuit rating100 kA (690 V); 120 kA (500 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)630 A
Rated operational current630 A (DC-21B); 630 A (AC-22B); 630 A (AC-23B); 630 A (AC-21B); 630 A (DC-22B)
Rated short-time withstand current (Icw)3 kA
Rated uninterrupted current (Iu)630 A
Voltage rating at AC400 V (AC-23B) 500 V (AC-22B) 690 V (AC-21B)
Voltage rating at DC440 V (DC-22B) 250 V (DC-21B)
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 methodBusbars of 60 mm
Mounting positionVertical or horizontal
SizeNH3
Suitable for fusesNH3
Terminal capacity (copper band)21 mm x 1 mm (11x) at box terminal
Terminal capacity (copper busbar)50 mm x 10 mm; Max. 56 mm cable lug width at flange connection; Bolt diameter at flange connection: M10
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 - 300 mm² at clamp-type terminal; On demand; 120 mm² - 240 mm² (2x) at double clamp-type terminal; 95 mm² - 300 mm² (1x) at box terminal
Connection typeFlat connection
Degree of protectionIP20 (operating status, XNH installed); IP10 (handle cover open, XNH installed); IP2XC (contact protection, XNH installed)

Properties

MOQ1

Cross-References

Attached Documents