OVR T2-T3 1N 20-275 P TS QS

Name: OVR T2-T3 1N 20-275 P TS QS
Brand: ABB
SKU: OVR T2-T3 1N 20-275 P TS QS

The ABB OVR T2-T3 1N 20-275 P TS QS surge protective device safeguards 400V AC systems against transient overvoltages, ensuring reliable operation and meeting IEC 61643-11 standards.

Product ModelOVR T2-T3 1N 20-275 P TS QS

Material Number2CTB803972R1300

Product ID81122

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Comprehensive ProtectionThe ABB OVR T2-T3 1N 20-275 P TS QS surge protective device provides robust protection against transient overvoltages, ensuring the reliability and integrity of your power supply systems.
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2. IEC 61643-11 ComplianceDesigned to meet the stringent standards of IEC 61643-11, this device ensures that your system operates within the required safety and performance parameters.
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3. Versatile ApplicationSuitable for a wide range of applications, including industrial and residential settings, this surge protective device is versatile and reliable.
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4. High Discharge CurrentWith a nominal discharge current of 5 kA and a maximum of 20 kA, this device can handle high surge currents effectively, protecting your equipment from damage.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

IEC 61643-11 / EN 61643-11

Type of Low Voltage Distribution System

TT TN-S

Suitable For

To protect the systems against the transient overvoltage (lightning)

Rated Voltage (Ur)

400 V AC

Nominal AC Voltage of the System (Uo)

230 / 400 V

Voltage Protection Level ( Up)

1.4 kV (L-N) 0.9 kV (N-PE) 1.4 kV

5. Compact DesignThe compact design of the OVR T2-T3 1N 20-275 P TS QS makes it easy to integrate into your existing systems, minimizing space requirements while maximizing protection.

Maximum Continuous Operating Voltage (Uc)

(L-PE) 275 V

Temporary Overvoltage Test Value (UT)

(L-N) 337 V (N-PE) 1200 V

Rated Service Short-Circuit Breaking Capacity (Ics)

100 kA

Discharge Current

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

Impulse Current

I (imp, 10 / 350 Âµs) 2 kA

Short Circuit Withstand Icc

100 kA

Power Loss

17 mW

Arrester Class

II III

Number of Protected Poles

Number of Auxiliary Contacts NC

Number of Auxiliary Contacts NO

Number of Poles

Number of Conductors

Position of Neutral Terminals

Right

Transmission Standard

Optic

Version

Plug-in

Mounting Type

DIN-Rail

Product Type

Options Provided

Residential or other where accurate protection is needed.

Auxiliary Circuit Load

Minimum 12Vdc - 10mA Maximum 250Vac - 1A

Preventive Maintenance Feature

Status Indicator

Yes

Fuse Size

2 modular spacing

Degree of Protection

IP20

Maximum Operating Altitude Permissible

Without Derating 5000

Width in Number of Modular Spacings

Product Net Width

35.6 mm

Product Net Height

95 mm

Product Net Depth / Length

58 mm

Product Net Weight

0.24 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 Consumer

CN8

85363090

eClass

V11.0 : 27130805

Object Classification Code

141ECC

Manufacturer ID

2CTB803972R1300