Protect your electrical systems with the ABB OVR T2 3L 40-320 P U surge protector, designed for 3-phase systems and offering robust lightning protection.
Product ModelOVR T2 3L 40-320 P U
Material Number2CTB802345R2400
Product ID77290
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Robust Lightning ProtectionThe ABB OVR T2 3L 40-320 P U surge protector is designed to protect your electrical systems from transient overvoltages, ensuring reliable operation during lightning strikes.
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2. Compliance with International StandardsMeets IEC 61 643-1 and UL 1449 standards, ensuring compliance with global safety and performance regulations.
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3. 3-Phase System CompatibilitySpecifically designed for 3-phase systems, this surge protector is ideal for applications requiring robust protection against transient overvoltages.
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4. High Discharge CurrentWith a nominal discharge current of 20 kA and a maximum of 40 kA, this surge protector provides effective protection against high surge currents.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
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)
1 kV
Discharge Current
Nominal (8 / 20 µs) 20 kA I (max, 8 / 20 µs) 40 kA I (total, 8 / 20 µs) 120 kA
Lightning Impulse Current
20
Short Circuit Withstand Icc
200 kA
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5. Durable and ReliableConstructed with high-quality materials, the ABB OVR T2 3L 40-320 P U surge protector offers long-lasting reliability and performance in harsh electrical environments.
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
3 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-PE) 350 kA
Voltage Protection Rating UL/CSA (VPR)
1 kV
Type of Low Voltage Distribution System UL/CSA
Wye
Width in Number of Modular Spacings
3
Product Net Width
53.4 mm
Product Net Height
88 mm
Product Net Depth / Length
58 mm
Product Net Weight
0.36 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
2CTB802345R2400
ABB OVR T2 3L 40-320 P U Surge Protector - Reliable Lightning Protection | INDSLT
