Product Model

OVR T1-T2 3L 75-255 P TS

In Stock
Last updated: 2025/4/29
ABB OVR T1-T2 3L 75-255 P TS

Selling Points

  • 1Designed to protect against high-energy surges with a maximum impulse current of 100 kA.
  • 2Pluggable cartridge design allows for quick replacement without removing wires, reducing downtime.
  • 3Equipped with a QR code and clear indicators for easy identification and status monitoring.
  • 4Uses the same terminal as Pro M compact devices for seamless coordination and wiring efficiency.
  • 5Includes integrated thermal disconnector and state indicator for reliable operation and safety reserve.
Product Details
OVR T1-T2 3L 75-255 P TS
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Standards
IEC 61643-11 EN 61643-11 UL 1449 5thEd
Type of Low Voltage Distribution System
TN-C
Nominal AC Voltage of the System (Uo)
235 … 400 V
Voltage Protection Level ( Up)
(L-N) 1.5 kV (N-PE) - kV (L-PE) 1.5 kV
Maximum Continuous Operating Voltage (Uc)
(L-PE) 264 V (L-N) - V (N-PE) - V
Temporary Overvoltage Test Value (UT)
(L-N) 440/120min V
Rated Service Short-Circuit Breaking Capacity (Ics)
100 kA
Discharge Current
Nominal (8 / 20 µs) 25 kA I (max, 8 / 20 µs) 60 kA I (total, 10 / 350 µs) 75 kA
Impulse Current
I (imp, 10 / 350 µs) 25 kA I (total, 10 / 350 µs) 75 kA
Short Circuit Withstand Icc
100 kA
Follow Current Extinction Capacity If (I fi)
(L-N) 50 kA
Frequency (f)
45…65 Hz
Short-Circuit Protective Devices
gG Type Fuses 315 A
Arrester Class
I II
Number of Protected Poles
3
Number of Auxiliary Contacts NC
1
Number of Auxiliary Contacts NO
1
Number of Poles
3
Number of Conductors
4
Version
Plug-in
Mounting Type
DIN-Rail
Auxiliary Circuit Load
Minimum 75Vdc - 500mA Maximum 250Vac - 500mA
Status Indicator
Yes
Number of Batteries
0
Ambient Air Temperature
Operation -40 ... +70 °C Storage -40 ... +80 °C
Maximum Operating Altitude Permissible
Without Derating 2000 m
Maximum Continuous Operating Voltage UL/CSA (MCOV)
(L-PE) 255 V (L-L) 510 V (L-N) - V (N-PE) - V
Voltage Protection Rating UL/CSA (VPR)
Lpe 1500 V Ll - V Ln - V Npe 2500 V
Type of Low Voltage Distribution System UL/CSA
Delta & HRG Wye
Width in Number of Modular Spacings
6
Product Net Width
108 mm
Product Net Height
90 mm
Product Net Depth / Length
73 mm
Product Net Weight
0.9 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
39-12-16-02
Manufacturer ID
2CTB812751R2300

Specifications may be subject to change without notice