Selling Points
- 1High-voltage capability: Supports up to 550V bridging voltage.
- 2Insulation voltage: Rated at 500V for reliable electrical insulation.
- 3Nominal current: Handles up to 24A, suitable for various industrial connections.
- 4Feed-through design: Allows for easy connection and disconnection without damaging the block.
- 5Durable construction: Built to withstand demanding industrial environments.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Product type | Feed-through terminal block | Number of connections | 2 |
Number of rows | 1 | Potentials | 1 |
Article revision | 14 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 8 kV |
Maximum power dissipation for nominal condition | 0.77 W | Number of connections per level | 2 |
Nominal cross section | 2.5 mm² | Screw thread | M3 |
Tightening torque | 0.6 ... 0.8 Nm | Stripping length | 7 mm |
Internal cylindrical gage | A3 | Connection in acc. with standard | IEC 60947-7-1 |
Conductor cross section rigid | 0.2 mm² ... 4 mm² | Cross section AWG | 24 ... 12 (converted acc. to IEC) |
Conductor cross section flexible | 0.2 mm² ... 2.5 mm² | Conductor cross section, flexible [AWG] | 24 ... 14 (converted acc. to IEC) |
Conductor cross-section flexible (ferrule without plastic sleeve) | 0.25 mm² ... 2.5 mm² | Flexible conductor cross section (ferrule with plastic sleeve) | 0.25 mm² ... 1.5 mm² |
Cross-section with insertion bridge, rigid | 2.5 mm² | Cross-section with insertion bridge, flexible | 2.5 mm² |
2 conductors with same cross section, solid | 0.2 mm² ... 1 mm² | 2 conductors with same cross section, flexible | 0.2 mm² ... 1 mm² |
2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.25 mm² ... 1 mm² | 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 1.5 mm² |
Nominal current | 24 A | Maximum load current | 24 A (with a 2.5 mm² conductor cross section) |
Nominal voltage | 800 V | Nominal cross section | 2.5 mm² |
Identification | II 2 G Ex eb IIC Gb | Operating temperature range | -60 °C ... 105 °C |
Ex-certified accessories | 3001022 D-UK 2,5
3003020 D-UK 4/10
1212587 SF-SL 0,6X3,5-100 S-VDE
1201442 E/UK | List of bridges | Fixed bridge / FBR 2-5-EX / 0716129
Fixed bridge / FBR 10-5-EX / 2303226
Fixed bridge / FBR 80-5-EX / 3000942 |
Bridge data | 20 A / 2.5 mm² | Ex temperature increase | 40 K (20.5 A / 2.5 mm²)
40 K (25.5 A / 4 mm²) |
Rated voltage | 550 V | for bridging with bridge | 550 V |
- At bridging between non-adjacent terminal blocks | 176 V | Rated insulation voltage | 500 V |
output | (Permanent) | Rated current | 20.5 A (2.5 mm²) |
Maximum load current | 25.5 A (4 mm²) | Contact resistance | 0.34 mΩ |
Torque range | 0.6 Nm ... 0.8 Nm | Nominal cross section | 2.5 mm² |
Rated cross section AWG | 14 | Connection capacity rigid | 0.2 mm² ... 4 mm² |
Connection capacity AWG | 24 ... 12 | Connection capacity flexible | 0.2 mm² ... 2.5 mm² |
Connection capacity AWG | 24 ... 14 | 2 conductors with same cross section, solid | 0.2 mm² ... 1 mm² |
2 conductors with the same cross-section AWG rigid | 24 ... 18 | 2 conductors with same cross section, stranded | 0.2 mm² ... 1 mm² |
2 conductors with the same cross-section AWG flexible | 24 ... 18 | Width | 5.2 mm |
End cover width | 1.5 mm | Height | 42.5 mm |
Depth on NS 32 | 47 mm | Depth on NS 35/7,5 | 42 mm |
Depth on NS 35/15 | 49.5 mm | Color | yellow (RAL 1018) |
Flammability rating according to UL 94 | V2 | Insulating material group | I |
Insulating material | PA | Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21)) | 125 °C |
Relative insulation material temperature index (Elec., UL 746 B) | 125 °C | Test voltage setpoint | 9.8 kV |
Result | Test passed | Requirement temperature-rise test | Increase in temperature ≤ 45 K |
Result | Test passed | Short-time withstand current 2.5 mm² | 0.3 kA |
Short-time withstand current 4 mm² | 0.48 kA | Result | Test passed |
Test voltage setpoint | 2 kV | Result | Test passed |
Open side panel | Yes | Result | Test passed |
DIN rail/fixing support | NS 32/NS 35 | Test force setpoint | 1 N |
Result | Test passed | Rotation speed | 10 rpm |
Revolutions | 135 | Conductor cross section/weight | 0.2 mm² / 0.2 kg
2.5 mm² / 0.7 kg
4 mm² / 0.9 kg |
Result | Test passed | Time of exposure | 30 s |
Result | Test passed | Ambient temperature (operation) | -60 °C ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see RTI Elec.) |
Ambient temperature (storage/transport) | -25 °C ... 60 °C (for a short time, no longer than 24 h, -60°C to +70°C) | Ambient temperature (assembly) | -5 °C ... 70 °C |
Ambient temperature (actuation) | -5 °C ... 70 °C | Permissible humidity (operation) | 20 % ... 90 % |
Permissible humidity (storage/transport) | 30 % ... 70 % | Connection in acc. with standard | IEC 60947-7-1 |
Mounting type | NS 35/7,5
NS 35/15
NS 32 |
Specifications may be subject to change without notice