Product Model
OVR T2-T3 3N 20-275 P TS QS

Selling Points
- 1Up to 20 kA for effective protection against transient overvoltages.
- 2Meets IEC 61643-11 and EN 61643-11 standards for reliability and safety.
- 3Suitable for DIN rail mounting, ideal for space-constrained applications.
- 4Fitted with mechanical indicators to monitor arrester operation.
- 5Protects systems against lightning and other transient overvoltages, ensuring continuous operation.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
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) | 1.5 kV (L-N) 1.4 kV (N-PE) 1.4 kV |
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 µs) 5 kA I (max, 8 / 20 µs) 20 kA |
Impulse Current | I (imp, 10 / 350 µs) 2 kA | Short Circuit Withstand Icc | 100 kA |
Power Loss | 29 mW | Arrester Class | II III |
Number of Protected Poles | 4 | Number of Auxiliary Contacts NC | 1 |
Number of Auxiliary Contacts NO | 1 | Number of Poles | 4 |
Number of Conductors | 4 | Position of Neutral Terminals | Right |
Transmission Standard | Optic | Version | Plug-in |
Mounting Type | DIN-Rail | Product Type | QS |
Options Provided | Residential or other where accurate protection is needed. | Auxiliary Circuit Load | Minimum 12Vdc - 10mA Maximum 250Vac - 1A |
Preventive Maintenance Feature | No | Status Indicator | Yes |
Fuse Size | 4 modular spacing | Degree of Protection | IP20 |
Maximum Operating Altitude Permissible | Without Derating 5000 | Width in Number of Modular Spacings | 4 |
Product Net Width | 71.2 mm | Product Net Height | 95 mm |
Product Net Depth / Length | 58 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 Consumer |
CN8 | 85363090 | eClass | V11.0 : 27130805 |
Object Classification Code | 141ECC | Manufacturer ID | 2CTB803973R1600 |
Specifications may be subject to change without notice