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EATON - MOELLER GSU3 GSU3 289018 Y7-289018 EATON ELECTRIC NH fuse base, 630A, 630A/500V, 500A/690V, NH3 View larger
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GSU3 289018 Y7-289018 EATON ELECTRIC NH fuse base, 630A, 630A/500V, 500A/690V, NH3

GSU3

289018

Y7-289018

EATON - MOELLER

1 Pcs.

NH fuse base, 630A, 630A/500V, 500A/690V, NH3 GSU3 Eaton xEffect Accessories LV systems Accessories and replacement parts for LV switchgear. NH fuse base, 630A, 630A/500V, 500A/690V, NH3 Low-voltage h.b.c. fuse base, rated operational current 630A, max. fuse-link 630A/500V - 500A/690V, frame size NH3

Automation > Low Voltage HRC fuse base
Industrial Fuse Bases

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Product Overview

A three-pole NH fuse base serves as a robust mounting platform for heavy-duty industrial fuses, providing safe connection points in primary power distribution networks and switchgear assemblies. This Eaton Moeller GSU3 unit handles higher current loads securely within electrical installations.

Pricing, availability, and lead time are confirmed per enquiry through an RFQ.

  • Construction size (EF002566): NH3
  • Mounting method (EF000003): Screw-on
  • Connection type (EF000124): Connector M10
  • Number of poles (EF001391): 3
  • Rated current (EF000227): 630 A
  • Bus-mounting type (EF002573): No
  • Swivelling mechanism (EF002574): No
  • With extra contact (EF020645): No
  • Halogen free (EF000025): No

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General specifications

Product Name
Eaton xEffect Accessories fuse device NH fuse base
Catalog Number
289018
Model Code
GSU3
EAN
4015082890186
Product Length/Depth
133 mm
Product Height
272 mm
Product Width
254 mm
Product Weight
3.035 kg
Compliances
RoHS conform
Certifications
IEC/EN 60 269-2-1
VDE 0636-201

Product specifications

Used with
Fuse bases
NH fuse base
Type
Amperage Rating
630 A
Connection type
Connector M10
Number of Poles
Three-pole
Voltage rating at AC
Contacts: 690 V AC
Voltage rating at DC
440 V DC
Rated current (gl/gG) - max
630 A
Pollution degree
3
Climatic proofing
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30
Screw diameter for flange connection
M10
Admissible heat dissipation (NH-SE) - max
48 W
Ambient operating temperature - max
55 °C
Ambient operating temperature - min
-25 °C
Heat dissipation at ith AC without NH-SE
52 W
Operating altitude without derating - max
2000 mm
Rated insulation voltage (Ui)
750 VAC
Bus-mounting type
No
Direction of incoming supply
As required
Construction size
NH3
Mounting position
Vertical or horizontal
Overvoltage category
III
Frequency rating of contacts
40 Hz - 60 Hz
Mounting method
Screw
Degree of protection
IP00
Rated operation current (Ie)
630 A
Fuse current rating at 690 V - max
500 A
Heat dissipation at Ith DC without NH-SE
34.7 W
Terminal capacity (cable)
21 mm x 1 mm (11x) at box terminal
Terminal capacity (copper busbar)
Max. 40 mm x 10 mm for flat busbar at flange connection
Terminal capacity (flange connection) - max
25 mm² - 300 mm² (1x) for cable lugs
Terminal capacity (stranded cable)
120 mm² - 300 mm² at clamp-type terminal
120 mm² - 240 mm² (2x) at double clamp-type terminal
25 mm² - 300 mm² at box terminal
Tightening torque
30 Nm - 35 Nm
11 Nm

Product Datasheet

Electrica Online Product Datasheet Prepared from the current product description, catalog data and structured technical attributes.