OVR T1-T2 1L 25-255 P

Name: OVR T1-T2 1L 25-255 P
Brand: ABB
SKU: OVR T1-T2 1L 25-255 P

Product Description: The ABB OVR T1-T2 1L 25-255 P is a high-performance surge protective device designed to safeguard your electrical systems against transient overvoltages and short circuits. With a surge current rating of 25kA and a short-circuit breaking capacity of 100kA, this SPD ensures reliable protection in various low-voltage distribution systems.

Product ModelOVR T1-T2 1L 25-255 P

Material Number2CTB813250R2300

Product ID70088

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Advanced Surge ProtectionThe OVR T1-T2 1L 25-255 P offers a surge current rating of 25kA, providing robust protection against transient overvoltages and lightning strikes.
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2. Efficient MaintenanceThe plug-in cartridges make maintenance operations simple and efficient, reducing downtime and ensuring continuous operation.
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3. High Short-Circuit Breaking CapacityWith a short-circuit breaking capacity of 100kA, this SPD can handle high short-circuit currents, ensuring the integrity of your electrical system.
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4. Durable DesignThe device is designed with robust plug-in cartridges that are easy to install and incredibly durable, ensuring long-lasting performance.
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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 UL 1449 5thEd

Type of Low Voltage Distribution System

TT TN-S TN-C

Nominal AC Voltage of the System (Uo)

231 â¦ 400 V

Voltage Protection Level ( Up)

(L-N) 1.5 kV (N-PE) 1.5 kV (L-PE) - kV

Maximum Continuous Operating Voltage (Uc)

(L-PE) 264 V (L-N) 264 V (N-PE) 264 V

Temporary Overvoltage Test Value (UT)

5. Compliance with StandardsThe OVR T1-T2 1L 25-255 P meets international standards for surge protection, including IEC 61643-1 and EN 61643-11, providing peace of mind in compliance with regulatory requirements.

Rated Service Short-Circuit Breaking Capacity (Ics)

100 kA

Discharge Current

Nominal (8 / 20 Âµs) 25 kA I (max, 8 / 20 Âµs) 60 kA I (total, 10 / 350 Âµs) 25 kA

Impulse Current

I (imp, 10 / 350 Âµs) 25 kA I (total, 10 / 350 Âµs) 25 kA

Short Circuit Withstand Icc

100 kA

Follow Current Extinction Capacity If (I fi)

(L-N) 50 kA

Frequency (f)

45â¦65 Hz

Short-Circuit Protective Devices

gG Type Fuses 315 A

Arrester Class

I II

Number of Protected Poles

Number of Poles

Number of Conductors

Version

Plug-in

Mounting Type

DIN-Rail

Status Indicator

Number of Batteries

Ambient Air Temperature

Operation -40 ... +70 Â°C Storage -40 ... +80 Â°C

Maximum Operating Altitude Permissible

Without Derating 2000 m

Maximum Continuous Operating Voltage UL/CSA (MCOV)

(L-PE) 255 V (L-L) - V (L-N) 255 V (N-PE) 255 V

Voltage Protection Rating UL/CSA (VPR)

Lpe 1500 V Ll - V Ln - V Npe 1500 V

Type of Low Voltage Distribution System UL/CSA

Single Phase

Width in Number of Modular Spacings

Product Net Width

36 mm

Product Net Height

90 mm

Product Net Depth / Length

73 mm

Product Net Weight

0.300 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 Consumer

CN8

85363090

UNSPSC

39-12-16-01

eClass

V11.0 : 27130808

Manufacturer ID

2CTB813250R2300