Full Product Manual

www.leviton.com/industrial

Ordering Information

Catalog Number Description Voltage (V AC) Conﬁguration Max Surge Current, Per Mode (Per Phase)

51120-1 2-Mode Surge Protection Panel 120/240 Single-phase, 2-wire + gnd 50kA (50kA)

51120-3 3-Mode Surge Protection Panel 120/208 3Ø WYE, 4-wire + gnd 50kA (50kA)

Leviton’s 51120 Series panel mount surge

protective devices are designed for use

in homes and apartment buildings at the

service entrance, electrical utility meter,

or other branch panel locations. They are

also ideal for use in pumping stations, radio

towers and light commercial buildings where

protection from high-energy, high-voltage

transients is desired.

51120 Series Panel Mount Surge Protective Devices

n Single high-energy solid-state semiconductor surge

suppression circuitry per phase

n Real-time diagnostic visual indicator shows power and

suppression status for each protected phase

n Standard J-Box enclosure with pre-punched standard

knock-outs can be easily surface mounted in typical

frame construction

n Feature a low VPR to ensure protection of sensitive

electronic devices including LCD TVs, PDAs and computers

n Compatible with Leviton Decora Home Controls

n Limited Lifetime Product Warranty

n Connected equipment coverage up to $25,000 for

the 51120-1

Type 2 Surge Protective Devices

51120-1