SES40120240 40 kA NEMA4 enclosure


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  • Compact NEMA®-4 enclosure design can be flush mounted or installed in a small space
  • LED status indication flag for status monitoring
  • 120/240 VAC operating voltage suits the most common power distribution system for residential or small commercial buildings
  • 40 kA 8/20 μs maximum surge rating provides protection suitable for service entrance and distribution panels


Part Number SES40120/240
Nominal System Voltage (Un) 120/240 V
Distribution System 1Ph 3W+G
Max Continuous Operating Voltage (Uc) 170/276 VAC
Frequency 50 – 60 Hz
Short Circuit Current Rating (SCCR) 200 kA
Nominal Discharge Current (In) 20 kA 8/20 μs
Max Discharge Current (Imax) 40 kA 8/20 μs
Voltage Protection Rating (VPR) 800 V @ 3 kA
1,200 V @ 20 kA
Protection Modes L-L
Status Indication LED
Technology MOV with thermal disconnect
Lead Length 762 mm
Lead Size 5.26 mm²
Ground Lead Length 900 mm
Temperature -40 to 80 °C
Enclosure Material Metal
Enclosure Rating IP 65
Mounting 3/4” straight nipple
Depth (D) 73 mm
Height (H) 83 mm
Width (W) 83 mm
Unit Weight 0.7 kg
Certification Details UL® 1449 Edition 4 Type 1/2, 20 kA Mode
Complies With ANSI®/IEEE® C62.41.2-2002 Cat A, Cat B, Cat C
ANSI®/IEEE® C62.41.2-2002 Scenario II, Exposure 2, 20 kA 8/20 μs, 2 kA 10/350 μs
IEC® 61643-1 Class II
Certifications UL
Standard Packaging Quantity 1 pc
UPC 78285662195


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