Application
The PT series push-in-type DIN rail terminal blocks are designed for fast and reliable conductor connection and potential distribution in low-voltage electrical systems.
They are widely used in control cabinets, switchgear assemblies, power distribution panels, and industrial automation equipment, especially in applications requiring high wiring efficiency and consistent connection quality.

Key Specifications
| Key Specifications | PT-1.5/S | PT-1.5/S-TWIN | PT-1.5/S-QUATTRO | PTTB-1.5/S | PT-2.5 | PT-2.5-TWIN | PT-2.5-QUATTRO | PTTB-2.5 | PT-2.5-3L | PT-4 | PT-4-TWIN | PT-4-QUATTRO | PTTB-4 | PT-6 | PT-10 | PT-16 | PT4-HESI | PT-1.5/S-PE | PT-1.5/S-TWIN-PE | PT-1.5/S-QUATTRO-PE | PTTB-1.5/S-PE | PT-2.5-PE | PT-2.5-TWIN-PE | PT-2.5-QUATTRO-PE | PTTB-2.5-PE | PT-2.5-3L-PE | PT-4-PE | PT-4-TWIN-PE | PT-4-QUATTRO-PE | PTTB-4-PE | PT-6-PE | PT-10-PE | PT-16-PE | | Electrical Specifications | | | | | Rated Insulation Voltage(V) | 500 | 500 | 500 | 500 | 800 | 800 | 800 | 800 | 500 | 800 | 800 | 800 | 800 | 1000 | 1000 | 1000 | 500 | 500 | 500 | 500 | 500 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 1000 | 1000 | 1000 | | Rated Current(A) | 17.5 | 17.5 | 17.5 | 17.5 | 31 | 31 | 31 | 31 | 24 | 41 | 41 | 41 | 24 | 57 | 57 | 76 | 6.3 | 17.5 | 17.5 | 17.5 | 16 | 31 | 31 | 31 | 24 | 24 | 41 | 41 | 41 | 24 | 57 | 57 | 76 | | Standard | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | IEC 60947-7-1 | | Conductor & Connection Specifications | | | | | Solid Conductor Range(mm²) | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-6 | 0.2-6 | 0.2-6 | 0.2-6 | 0.5-10 | 0.5-10 | 0.5-25 | 0.2-6 | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-6 | 0.2-6 | 0.2-6 | 0.2-6 | 0.2-6 | 0.5-10 | 0.5-10 | 0.5-25 | | Stranded Conductor Range(mm²) | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.2-2.5 | 0.2-2.5 | 0.2-2.5 | 0.2-2.5 | 0.2-2.5 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-4 | 0.5-6 | 0.5-6 | 0.5-16 | 0.2-4 | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.14-1.5 | 0.2-2.5 | 0.2-2.5 | 0.2-2.5 | 0.2-2.5 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-4 | 0.2-4 | 0.5-6 | 0.5-6 | 0.5-16 | | Conductor Entry Direction(Top entry) | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | Top entry | | Material & Environmental Specifications | | | | | Insulation Material | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | PA66 | | Pollution Degree | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | | Color | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Customize | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | Yellow-Green | | Installation and Operation | | | | | Thickness(mm) | 3.5 | 3.5 | 3.5 | 3.5 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 6.2 | 6.2 | 6.2 | 6.2 | 8.2 | 10.2 | 12.2 | 8.2 | 3.5 | 3.5 | 3.5 | 3.5 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 6.2 | 6.2 | 6.2 | 6.2 | 8.2 | 10.2 | 12.2 | | Width(mm) | 45.5 | 54.5 | 64 | 66.5 | 49 | 61 | 73 | 69 | 104 | 57 | 67 | 78 | 84 | 58 | 68 | 77 | 68 | 47 | 56.5 | 65 | 66.5 | 49 | 61 | 73 | 69 | 104 | 57 | 67 | 78 | 84 | 58 | 68 | 77 | | Height(mm) | 31.5 | 31.5 | 31.5 | 42 | 36 | 36 | 36 | 47 | 57 | 36 | 36 | 36 | 47 | 43 | 50 | 53 | 42 | 31.5 | 31 | 31 | 42 | 36 | 36 | 36 | 47 | 57 | 36 | 36 | 36 | 47 | 43 | 50 | 53 | | Accessories | | | | | End Cover | D-PT-1.5/S | D-PT-1.5/S-TWIN | D-PT-1.5/S-QUATTRO | D-PTTB-1.5/S | D-PT-2.5 | D-PT-2.5-TWIN | D-PT-2.5-QUATTRO | D-PTTB-2.5 | D-PT-2.5-3L | D-PT-4 | D-PT-4-TWIN | D-PT-4-QUATTRO | D-PTTB-4 | D-PT-6 | D-PT-10 | D-PT-16 | D-PT4-HESI | D-PT-1.5/S | D-PT-1.5/S-TWIN | D-PT-1.5/S-QUATTRO | D-PTTB-1.5/S | D-PT-2.5 | D-PT-2.5-TWIN | D-PT-2.5-QUATTRO | D-PTTB-2.5 | D-PT-2.5-3L | D-PT-4 | D-PT-4-TWIN | D-PT-4-QUATTRO | D-PTTB-4 | D-PT-6 | D-PT-10 | D-PT-16 | | End Clamp | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | E/3/E/UK | | Insertion Bridge | FBS2-3.5 /3-3.5/4-3.5/5-3.5/10-3.5 | FBS2-3.5 /3-3.5/4-3.5/5-3.5/10-3.5 | FBS2-3.5 /3-3.5/4-3.5/5-3.5/10-3.5 | FBS2-3.5 /3-3.5/4-3.5/5-3.5/10-3.5 | FBS2-5 /3-5/4-5/5-5/10-5 | FBS2-5 /3-5/4-5/5-5/10-5 | FBS2-5 /3-5/4-5/5-5/10-5 | FBS2-5 /3-5/4-5/5-5/10-5 | FBS2-5 /3-5/4-5/5-5/10-5 | FBS2-6 /3-6/4-6/5-6/10-6 | FBS2-6 /3-6/4-6/5-6/10-6 | FBS2-6 /3-6/4-6/5-6/10-6 | FBS2-6 /3-6/4-6/5-6/10-6 | FBS2-8 /3-8/4-8/5-8/10-8 | FBS2-10/3-10/4-10/5-10/10-10 | FBS2-12 /3-12/4-12/5-12/10-12 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | | Marker Strip | ZB3.5/ZBF3.5 | ZB3.5/ZBF3.5 | ZB3.5/ZBF3.5 | ZBF3.5 | ZB5/ZBF5 | ZB5/ZBF5 | ZB5/ZBF5 | ZBF5 | ZBF5 | ZB6/ZBF6 | ZB6/ZBF6 | ZB6/ZBF6 | ZBF6 | ZB8/ZBF8 | ZB10/ZBF10 | ZB12/ZBF12 | ZBF8 | ZB3.5/ZBF3.5 | ZB3.5/ZBF3.5 | ZB3.5/ZBF3.5 | ZB3.5/ZBF3.5 | ZB5/ZBF5 | ZB5/ZBF5 | ZB5/ZBF5 | ZBF5 | ZBF5 | ZBF6 | ZB6/ZBF6 | ZB6/ZBF6 | ZBF6 | ZB8/ZBF8 | ZB10/ZBF10 | ZB12/ZBF12 | | – 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Installation and Operation
- Mount the terminal block onto the standard TH35 DIN rail.
- Insert the conductor directly into the connection point until it reaches the stop.
- For conductor removal, actuate the spring using an appropriate tool.
- Ensure all conductors are properly connected before energizing.
Installation Notes
- Ensure conductors comply with the specified conductor ranges.
- Use ferrules for flexible conductors where required.
- Installation and maintenance must be carried out with power disconnected.