OVR T1-T2 12.5-440s P TS QS

Name: OVR T1-T2 12.5-440s P TS QS
Brand: ABB
SKU: OVR T1-T2 12.5-440s P TS QS

Short Description: The ABB OVR T1-T2 12.5-440s P TS QS surge protective device is designed to protect power systems against transient overvoltages and lightning strikes. It is suitable for 400/690 V distribution systems and features high discharge currents for reliable protection.

Product ModelOVR T1-T2 12.5-440s P TS QS

Material Number2CTB815710R2900

Product ID81841

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Discharge CurrentsThe OVR T1-T2 12.5-440s P TS QS surge protective device offers a nominal discharge current of 20 kA and a maximum discharge current of 80 kA, ensuring robust protection against surge events.
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2. Wide Voltage RangeThis device is designed to operate within a wide voltage range, with a nominal AC voltage of 400/690 V, making it versatile for various power distribution systems.
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3. QuickSafe TechnologyEquipped with QuickSafe technology, the device provides self-protection up to higher current values, allowing for the installation of backup protection elements with higher rated currents.
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4. Reliable ProtectionThe OVR T1-T2 12.5-440s P TS QS features a voltage protection level of 100 kA, ensuring reliable protection against transient overvoltages and lightning strikes.

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-C TN-S IT

Suitable For

To protect the systems against the transient overvoltage (lightning)

Nominal AC Voltage of the System (Uo)

400 / 690 V

Voltage Protection Level ( Up)

(L-N) 1.9 kV (N-PE) - kV (L-PE) 1.9 kV

Maximum Continuous Operating Voltage (Uc)

(L-PE) 440 V (L-L) 440 V (L-N) 440 V (N-PE) - V

5. DIN Rail MountingDesigned for DIN rail mounting, this surge protective device is easy to integrate into existing electrical distribution systems, enhancing convenience and efficiency.

Temporary Overvoltage Test Value (UT)

581 V

Discharge Current

Nominal 20 kA Maximum 80 kA Total 80 kA

Impulse Current

I (imp, 10 / 350 Âµs) 12.5 kA I (total, 10 / 350 Âµs) - kA

Lightning Impulse Current

12,5

Short Circuit Withstand Icc

100 kA

Follow Current Extinction Capacity If (I fi)

(L-N) - kA (N-PE) - kA

Power Loss

70 mW

Short-Circuit Protective Devices

Curve B Breakers â¤ 125 A Curve C Breakers â¤ 125 A gL Type Fuses â¤ 160 A gG Type Fuses â¤ 160 A

Arrester Class

I II

Number of Protected Poles

Number of Auxiliary Contacts NC

Number of Auxiliary Contacts NO

Number of Poles

Version

Plug-in

Mounting Type

DIN-Rail

Product Type

Options Provided

Industry, commercial building

Auxiliary Circuit Load

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

Preventive Maintenance Feature

Yes

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

95.8 mm

Product Net Depth / Length

76.7 mm

Product Net Weight

0.3 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

eClass

V11.0 : 27130808

Object Classification Code

141BEC

Manufacturer ID

2CTB815710R2900