ABB OVR range: Type 2, Type 2 + 3

Type 2: Surge arrester designed to run-off energy caused by
an overvoltage comparable to that of indirect lighting
(8/20 wave) Class II
: Surge arresters installed at the sub-switchboard and
distribution board

Specification

Full Mode Protection (Common Mode + Differential Mode)
(TT/TN-S)

TypePolesImax (8/20)ModelOrder Code
Type 21P+N80kAOVR T2 1N 80-275s P QS
OVR T2 1N 80-275s P TS QS
2CTB815708R1400
2CTB815708R0200
40kAOVR T2 1N 40-275 P QS
OVR T2 1N 40-275 P TS QS
2CTB803972R1100
2CTB803972R0500
3P+N80kAOVR T2 3N 80-275s P QS
OVR T2 3N 80-275s P TS QS
2CTB815708R2000
2CTB815708R0800
40kAOVR T2 3N 40-275 P QS
OVR T2 3N 40-275 P TS QS
2CTB803973R1100
2CTB803973R0500
Type 2 + 31P+N20kAOVR T2-T3 1N 20-275 P QS
OVR T2-T3 1N 20-275 P TS QS
2CTB803972R1200
2CTB803972R1300
3P+N20kAOVR T2-T3 3N 20-275 P QS
OVR T2-T3 3N 20-275 P TS QS
2CTB803973R1200
2CTB803973R1600

Cartridges

TypeImax (8/20)ModelOrder Code
Type 280kA
40kA
80kA (Neutral)
OVR T2 80-275s C QS
OVR T2 40-275 C QS
OVR T2 N 80-275s C QS
2CTB815708R2600
2CTB803876R1000
2CTB815708R2800
Type 2 + 320kA
80kA (Neutral)
OVR T2-T3 20-275 C QS
OVR T2-T3 N 80-275 C QS
2CTB803876R1200
2CTB803876R0000

*QS – Quick Safe Technology
*P – Pluggable Device
*s – Reserved Protection
*TS – Auxiliary contact
*C – Cartridge