Phoenix Contact UT 16 BU

Selling Points

  • 1All metal parts are made from high-strength copper alloys for durability.
  • 2Easy and secure screw connection method for reliable electrical connections.
  • 3Supports conductor cross sections from 1.5 to 25mm² and AWG 16 to 4.
  • 4Rated for 76A, suitable for demanding industrial applications.
  • 5Meets hazardous area certification standards for safe use in explosive environments.
Product Details
UT 16 BU
Phoenix Contact

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Product type
Feed-through terminal block
Area of application
Railway industry Machine building Plant engineering Process industry
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
2.43 W
Number of connections per level
2
Nominal cross section
16 mm²
Screw thread
M5
Tightening torque
2.5 ... 3 Nm
Stripping length
14 mm
Internal cylindrical gage
A7
Connection in acc. with standard
IEC 60947-7-1
Conductor cross section rigid
1.5 mm² ... 25 mm²
Cross section AWG
14 ... 4 (converted acc. to IEC)
Conductor cross section flexible
1.5 mm² ... 25 mm²
Conductor cross section, flexible [AWG]
14 ... 4 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)
1 mm² ... 16 mm²
Flexible conductor cross section (ferrule with plastic sleeve)
1 mm² ... 16 mm²
2 conductors with same cross section, solid
1 mm² ... 6 mm²
2 conductors with same cross section, flexible
1 mm² ... 6 mm²
2 conductors with same cross section, flexible, with ferrule without plastic sleeve
1 mm² ... 6 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve
0.75 mm² ... 10 mm²
Nominal current
76 A
Maximum load current
101 A (with 25 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
16 mm²
Identification
 II 2 GD  Ex eb IIC Gb
Operating temperature range
-60 °C ... 110 °C
Ex-certified accessories
3047206 D-UT 16 1205066 SZS 1,0X4,0 VDE 3022276 CLIPFIX 35-5 3022218 CLIPFIX 35
List of bridges
Plug-in bridge / FBS 2-12 / 3005950
Bridge data
73.5 A / 16 mm²
Ex temperature increase
40 K (80.5 A / 16 mm²)
Rated voltage
690 V
for bridging with bridge
690 V
Rated insulation voltage
630 V
output
(Permanent)
Rated current
73.5 A
Maximum load current
89.5 A
Contact resistance
0.16 mΩ
Torque range
2.5 Nm ... 3 Nm
Nominal cross section
16 mm²
Rated cross section AWG
6
Connection capacity rigid
1.5 mm² ... 25 mm²
Connection capacity AWG
16 ... 4
Connection capacity flexible
1.5 mm² ... 16 mm²
Connection capacity AWG
16 ... 6
2 conductors with same cross section, solid
1 mm² ... 6 mm²
2 conductors with the same cross-section AWG rigid
18 ... 10
2 conductors with same cross section, stranded
1 mm² ... 4 mm²
2 conductors with the same cross-section AWG flexible
18 ... 12
Width
12.2 mm
End cover width
2.2 mm
Height
55.5 mm
Depth
54.4 mm
Depth on NS 35/7,5
55 mm
Depth on NS 35/15
62.5 mm
Color
blue (RAL 5015)
Flammability rating according to UL 94
V0
Insulating material group
I
Insulating material
PA
Static insulating material application in cold
-60 °C
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21))
130 °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
Calorimetric heat release NFPA 130 (ASTM E 1354)
28 MJ/kg
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 16 mm²
1.92 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
1.5 mm² / 0.4 kg 16 mm² / 2.9 kg 25 mm² / 4.5 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 2, bogie-mounted
Frequency
f
ASD level
6.12 (m/s²)²/Hz
Acceleration
3.12g
Test duration per axis
5 h
Test directions
X-, Y- and Z-axis
Pulse shape
Half-sine
Acceleration
30g
Shock duration
18 ms
Number of shocks per direction
3
Test directions
X-, Y- and Z-axis (pos. and neg.)
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