Phoenix Contact UK  3-TWIN BU

Selling Points

  • 1Designed for 400V applications, ensuring reliable operation in demanding electrical environments.
  • 2Supports up to 24A current, making it suitable for various industrial and commercial applications.
  • 3Easy and secure connection method using M3 screws, ensuring a tight and reliable fit.
  • 4Guaranteed finger protection during operation, enhancing user safety and reducing risk of injury.
  • 5Constructed with high-quality insulating material (PA) and flammability rating of UL 94 V2, ensuring long-lasting performance.
Product Details
UK 3-TWIN BU
Phoenix Contact

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Product type
Multi-conductor terminal block
Number of connections
3
Number of rows
2
Potentials
1
Article revision
06
Overvoltage category
III
Degree of pollution
3
Rated surge voltage
6 kV
Maximum power dissipation for nominal condition
0.77 W
Number of connections per level
3
Nominal cross section
2.5 mm²
Screw thread
M3
Tightening torque
0.5 ... 0.6 Nm
Stripping length
8 mm
Connection in acc. with standard
IEC 60947-7-1
Conductor cross section rigid
0.2 mm² ... 2.5 mm²
Cross section AWG
24 ... 14 (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 ... 1.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)
0.25 mm² ... 1 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 ... 0.5 mm²
2 conductors with same cross section, flexible
0.2 mm² ... 0.5 mm²
2 conductors with same cross section, flexible, with ferrule without plastic sleeve
0.25 mm² ... 0.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve
0.5 mm² ... 0.75 mm²
Nominal current
24 A (with a 2.5 mm² conductor cross section)
Maximum load current
24 A (at a conductor cross section of 2.5 mm²; it must not be exceeded by the total current.)
Nominal voltage
400 V
Nominal cross section
2.5 mm²
Width
5.2 mm
End cover width
2 mm
Height
50.5 mm
Depth on NS 32
52 mm
Depth on NS 35/7,5
47 mm
Depth on NS 35/15
54.5 mm
Color
blue (RAL 5015)
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
7.3 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
Result
Test passed
Test voltage setpoint
1.89 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 0.5 mm² / 0.3 kg 2.5 mm² / 0.7 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, not exceeding 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