Phoenix Contact UT 4-CB

Selling Points

  • 1Supports up to 32A for reliable electrical connections.
  • 2Compatible with cables ranging from 0.14 to 6mm².
  • 3Easy and secure screw termination method.
  • 4Simplifies installation and reduces complexity.
  • 5Built with high-quality materials for long-lasting performance.
Product Details
UT 4-CB
Phoenix Contact

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
General
Note. In order to use bridges, the panel on the bridge shaft must be removed.
Product type
Feed-through terminal block
Number of positions
1
Number of connections
2
Number of rows
1
Article revision
06
Overvoltage category
III
Degree of pollution
3
Rated surge voltage
8 kV
Maximum power dissipation for nominal condition
1.02 W
Number of connections per level
2
Nominal cross section
4 mm²
Screw thread
M3
Tightening torque
0.6 ... 0.8 Nm
Stripping length
9 mm
Internal cylindrical gage
A4
Connection in acc. with standard
IEC 60947-7-1
Conductor cross section rigid
0.14 mm² ... 6 mm²
Cross section AWG
26 ... 10 (converted acc. to IEC)
Conductor cross section flexible
0.14 mm² ... 6 mm²
Conductor cross section, flexible [AWG]
26 ... 10 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)
0.25 mm² ... 4 mm²
Flexible conductor cross section (ferrule with plastic sleeve)
0.25 mm² ... 4 mm²
2 conductors with same cross section, solid
0.14 mm² ... 1.5 mm²
2 conductors with same cross section, flexible
0.14 mm² ... 1.5 mm²
2 conductors with same cross section, flexible, with ferrule without plastic sleeve
0.25 mm² ... 1.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve
0.5 mm² ... 2.5 mm²
Nominal current
32 A (with 4 mm² conductor cross section)
Maximum load current
41 A (with 6 mm² conductor cross section)
Nominal voltage
1000 V
Nominal cross section
4 mm²
Width
6.2 mm
End cover width
2.2 mm
Height
48 mm
Depth
46.9 mm
Depth on NS 35/7,5
47.5 mm
Depth on NS 35/15
55 mm
Color
gray (RAL 7042)
Flammability rating according to UL 94
V0
Insulating material group
I
Insulating material
PA
Static insulating material application in cold
-60 °C
Relative insulation material temperature index (Elec., UL 746 B)
130 °C
Fire protection for rail vehicles (DIN EN 45545-2) R22
HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R23
HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24
HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R26
HL 1 - HL 3
Surface flammability NFPA 130 (ASTM E 162)
passed
Specific optical density of smoke NFPA 130 (ASTM E 662)
passed
Smoke gas toxicity NFPA 130 (SMP 800C)
passed
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 4 mm²
0.48 kA
Result
Test passed
Test voltage setpoint
2.2 kV
Result
Test passed
Open side panel
Yes
Result
Test passed
DIN rail/fixing support
NS 32/NS 35
Result
Test passed
Rotation speed
10 rpm
Revolutions
135
Conductor cross section/weight
0.2 mm² / 0.2 kg 4 mm² / 0.9 kg 6 mm² / 1.4 kg
Result
Test passed
Time of exposure
30 s
Result
Test passed
Specification
DIN EN 50155 (VDE 0115-200):2018-05
Spectrum
Service life test category 1, class B, body mounted
Frequency
f
ASD level
0.2g²/Hz
Acceleration
3.12g
Test duration per axis
5 h
Test directions
X-, Y- and Z-axis
Result
Test passed
Specification
DIN EN 50155 (VDE 0115-200):2008-03
Pulse shape
Half-sine
Acceleration
5g
Shock duration
30 ms
Number of shocks per direction
3
Test directions
X-, Y- and Z-axis (pos. and neg.)
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

Specifications may be subject to change without notice