Product Model
UKH 70 WH
Selling Points
- 1Handles up to 192 A with a 70 mm² conductor cross-section.
- 2Approved for installation in potentially explosive areas.
- 3Constructed from durable polyamide material with a strong screw connection method.
- 4Operates from -60°C to +85°C.
- 5Designed for easy mounting on NS 35/15 and NS 32 rails.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Product type | High current terminal block | Area of application | Railway industry
Machine building
Plant engineering |
Number of positions | 1 | Number of connections | 2 |
Number of rows | 1 | Potentials | 1 |
Article revision | 00 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 8 kV |
Maximum power dissipation for nominal condition | 6.27 W | Number of connections per level | 2 |
Nominal cross section | 70 mm² | Screw thread | M8 |
Tightening torque | 8 ... 10 Nm | Stripping length | 24 mm |
Internal cylindrical gage | A11 | Connection in acc. with standard | IEC 60947-7-1 |
Conductor cross section rigid | 16 mm² ... 95 mm² | Cross section AWG | 4 ... 3/0 (converted acc. to IEC) |
Conductor cross section flexible | 25 mm² ... 70 mm² | Conductor cross section, flexible [AWG] | 2 ... 2/0 (converted acc. to IEC) |
Conductor cross-section flexible (ferrule without plastic sleeve) | 16 mm² ... 70 mm² | Flexible conductor cross section (ferrule with plastic sleeve) | 16 mm² ... 70 mm² |
2 conductors with same cross section, solid | 16 mm² ... 25 mm² | 2 conductors with same cross section, flexible | 16 mm² ... 25 mm² |
2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 16 mm² ... 25 mm² | Nominal current | 192 A |
Maximum load current | 192 A (with 70 mm² conductor cross section) | Nominal voltage | 1000 V |
Note | Note: Product releases, connection cross sections and notes on connecting aluminum cables can be found in the download area. | Nominal cross section | 70 mm² |
Identification | II 2 GD Ex eb IIC Gb | Operating temperature range | -60 °C ... 110 °C |
Ex-certified accessories | 1201934 VDE-ISS 6
1201659 E/AL-NS 32
1201662 E/AL-NS 35 | List of bridges | / FBI 2-20 N EX / 3213210
/ FBI 3-20 N EX / 3213211 |
Bridge data | 180 A / 70 mm² | Ex temperature increase | 40 K (180 A / 70 mm²) |
Rated voltage | 880 V (NS 35) | Rated insulation voltage | 800 V (NS 35)
630 V (NS 32) |
output | (Permanent) | Rated current | 180 A |
Maximum load current | 180 A | Contact resistance | 0.08 mΩ |
Torque range | 8 Nm ... 10 Nm | Nominal cross section | 70 mm² |
Rated cross section AWG | 2/0 | Connection capacity rigid | 16 mm² ... 95 mm² |
Connection capacity AWG | 4 ... 3/0 | Connection capacity flexible | 25 mm² ... 70 mm² |
Connection capacity AWG | 3 ... 2/0 | 2 conductors with same cross section, solid | 16 mm² ... 25 mm² |
2 conductors with the same cross-section AWG rigid | 4 ... 3 | 2 conductors with same cross section, stranded | 16 mm² ... 25 mm² |
2 conductors with the same cross-section AWG flexible | 4 ... 3 | Width | 20.3 mm |
Height | 70.5 mm | Depth | 78.3 mm |
Depth on NS 32 | 85 mm | Depth on NS 35/7,5 | 80 mm |
Depth on NS 35/15 | 87.5 mm | Color | white (RAL 9010) |
Flammability rating according to UL 94 | V0 | Insulating material group | I |
Insulating material | PA | Open side panel | No |
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 35/15-2,3
NS 32 |
Specifications may be subject to change without notice