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Safety switch, heavy duty, fusible, 800A, 3 pole, 250hp, 240VAC/250VDC, neutral factory installed, NEMA 1


  • Heavy duty fusible 800A, 240VAC/250VDC safety switch
  • Type 1 enclosure for indoor general purpose applications
  • Suitable for use as service entrance equipment
  • Quick make, quick break operating mechanism
  • Dual cover interlock blocks opening cover if switch is on and switching on if cover is open


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ProductSingle Throw Safety Switch
Duty RatingHeavy duty
Device ApplicationHeavy application
Disconnect TypeFusible disconnect
Factory Installed NeutralNeutral (factory installed)
Phase3 phase
Number of Poles3
Current Rating800 A
Voltage Rating250 V DC
240 V AC
Enclosure RatingNEMA 1 steel
Motor power hp50 hp at 240 V AC 50-60 Hz for 1 phase motors
100 hp at 240 V AC 50-60 Hz for 3 phase motors
250 hp at 240 V AC 50-60 Hz for 3 phase motors
50 hp at 250 V DC
Short-circuit current200 kA maximum for L
Fuse typeL
Mounting TypeSurface
Electrical ConnectionLugs
Wiring configuration4-wire (3PH + G)
Wire SizeAWG 3/0...750 kcmil copper or aluminium
Tightening torque375 (42.37 N.m) 0.13…0.59 in² (85.01…380 mm²) (AWG 3/0...750 kcmil)
Depth17.75 in (450.85 mm)
Width36.62 in (930.15 mm)
Height69.13 in (1755.90 mm)
Product Weight373.02 lb(US) (169.2 kg)

NEW! Schneider Electric/Square D H327N 800A, 3 Pole, 250HP, 240V, NEMA1

SKU: H327N
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