OVR T2 2L 40-320 P U

Product ID:81593
Updated: 2026/4/3
ABB OVR T2 2L 40-320 P U

Key Features

  • 1Safeguard against transient overvoltages from indirect lightning strikes. 2、Handle robust protection with up to 40 kA discharge current capability. 3、Install easily using a compact plug-in design for space efficiency. 4、Meet reliability standards including IEC 61443-1 Ed2 and UL 1449 Ed3. 5、Prolong sensitive equipment life by protecting against repetitive surges.
Product Details
OVR T2 2L 40-320 P U
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Standards
UL 1449 Ed3
Nominal AC Voltage of the System (Uo)
(L-PE) - V (L-N) - V (N-PE) - V (L-L) 277 V
Voltage Protection Level ( Up)
(L-N) 1.1 kV
Discharge Current
Nominal (8 / 20 µs) 20 kA I (max, 8 / 20 µs) 40 kA I (total, 8 / 20 µs) 80 kA
Lightning Impulse Current
20
Short Circuit Withstand Icc
200 kA
Frequency (f)
45 ... 65 Hz
Arrester Class
II
Number of Protected Poles
3
Number of Poles
3
Version
Plug-in
Mounting Type
DIN-Rail
Protection Type
In parallel
Options Provided
Residential, commercial building.
Preventive Maintenance Feature
No
Status Indicator
Yes
Fuse Size
2 modular spacing
Ambient Air Temperature
Operation -40 ... +80 °C Storage -40 ... +80 °C
Degree of Protection
IP20
Maximum Operating Altitude Permissible
Without Derating 5000
Maximum Continuous Operating Voltage UL/CSA (MCOV)
(L-L) 350 kA
Voltage Protection Rating UL/CSA (VPR)
1 kV
Type of Low Voltage Distribution System UL/CSA
Split Phase
Width in Number of Modular Spacings
2
Product Net Width
35.6 mm
Product Net Height
88 mm
Product Net Depth / Length
58 mm
Product Net Weight
0.24 kg
ETIM 8
EC001457 - Combined arrester for power supply systems
ETIM 9
EC001457 - Combined arrester for power supply systems
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
WEEE B2C / B2B
Business To Business
CN8
85363090
UNSPSC
39121610
eClass
V11.0 : 27130808
IDEA Granular Category Code (IGCC)
4906 >> Surge suppressers
Object Classification Code
141DEC
Manufacturer ID
2CTB802343R2400

Specifications may be subject to change without notice