OVR T2 3N 15-320 P U

Name: OVR T2 3N 15-320 P U
Brand: ABB
SKU: OVR T2 3N 15-320 P U

Short Product Description The ABB OVR T2 3N 15-320 P U Surge Protective Device is designed to safeguard power systems against transient overvoltages, including lightning strikes. It is suitable for 277 V AC systems and meets UL 1449 Ed3 standards for reliability and safety.

Product ModelOVR T2 3N 15-320 P U

Material Number2CTB802346R0400

Product ID77297

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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Feature1. Robust Protection Against Lightning Strikes The OVR T2 3N 15-320 P U is engineered to protect your power systems from transient overvoltages, including lightning strikes, ensuring the longevity and integrity of your equipment.
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Feature2. Compliance with UL 1449 Ed3 Standards This surge protective device meets the stringent requirements of UL 1449 Ed3, ensuring it is recognized for its safety and performance in protecting electrical systems.
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Feature3. Suitable for 277 V AC Systems Designed for 277 V AC systems, this device provides reliable protection for a wide range of applications, including industrial and commercial settings.
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Feature4. High Discharge Current Capability With a maximum discharge current of 15 kA (nominal) and 100 kA (short circuit withstand), this device can handle high surge currents effectively, ensuring your system remains protected.

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

Suitable For

To protect the systems against the transient overvoltage (lightning)

Rated Voltage (Ur)

277 V AC

Nominal AC Voltage of the System (Uo)

277 V

Voltage Protection Level ( Up)

1.2 kV (L-N) 1.2 kV (N-PE) 1.2 kV

Maximum Continuous Operating Voltage (Uc)

(L-PE) 320 V

Feature5. Modular DIN Rail Mounting The plug-in version allows for easy installation on DIN rail, making it a convenient and space-efficient solution for your surge protection needs.

Rated Service Short-Circuit Breaking Capacity (Ics)

100 kA

Discharge Current

Nominal (8 / 20 Âµs) 5 kA I (max, 8 / 20 Âµs) 15 kA

Short Circuit Withstand Icc

100 kA

Arrester Class

Number of Protected Poles

Number of Poles

Number of Conductors

Position of Neutral Terminals

Right

Transmission Standard

Optic

Version

Plug-in

Mounting Type

DIN-Rail

Preventive Maintenance Feature

Status Indicator

Yes

Fuse Size

4 modular spacing

Degree of Protection

IP20

Maximum Operating Altitude Permissible

Without Derating 5000

Maximum Continuous Operating Voltage UL/CSA (MCOV)

(L-PE) 320 V (L-L) 554 V (L-N) 320 V (N-PE) 320 V

Maximum Operating Voltage UL/CSA

320 V

Short-Circuit Current Rating (SCCR)

200 kA

Type of Low Voltage Distribution System UL/CSA

Wye

Width in Number of Modular Spacings

Product Net Width

71.2 mm

Product Net Height

90.5 mm

Product Net Depth / Length

64.8 mm

Product Net Weight

0.48 kg

ETIM 8

EC000941 - Surge protection device for power supply systems

ETIM 9

EC000941 - Surge protection device 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 : 27130805

IDEA Granular Category Code (IGCC)

4906 >> Surge suppressers

Object Classification Code

141DDC

Manufacturer ID

2CTB802346R0400