Phoenix Contact UDB 2X25/16 BU

Selling Points

  • 1High Current Rating: Handles up to 101 A of nominal current.
  • 2Durable Construction: Made with PA insulating material for long-lasting performance.
  • 3Easy Installation: Features screw connections for simple and secure wiring.
  • 4Compliance Standards: Meets DIN VDE 0603-2/EN 60998-1 standards for safety and reliability.
  • 5Versatile Compatibility: Compatible with AWG 8 to 2 and conductor cross sections up to 25 mm².
Product Details
UDB 2X25/16 BU
Phoenix Contact

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
General
Up to 3 terminal blocks alignable
Note
The max. load current must not be exceeded by the total current of all connected conductors.
Product type
Feed-through terminal block
Number of positions
1
Number of connections
4
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
3.26 W
Number of connections per level
4
Nominal cross section
25 mm²
Screw thread
M5/M6
Tightening torque
2.2 ... 2.5 Nm
Stripping length
16 mm
Connection in acc. with standard
IEC 60998-1
Conductor cross section rigid
1.5 mm² ... 25 mm²
Cross section AWG
14 ... 4 (converted acc. to IEC)
Conductor cross section flexible
10 mm² ... 16 mm²
Conductor cross section, flexible [AWG]
6 ... 6 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)
1.5 mm² ... 16 mm²
Flexible conductor cross section (ferrule with plastic sleeve)
1.5 mm² ... 10 mm²
Nominal current
101 A
Maximum load current
101 A
Nominal voltage
400 V (max. 1000 V)
Note
Use ferrules for stranded conductors
Nominal cross section
25 mm²
Tightening torque
1.7 ... 2 Nm
Stripping length
16 mm
Connection in acc. with standard
IEC 60998-1
Conductor cross section rigid
1.5 mm² ... 16 mm²
Conductor cross-section flexible (ferrule without plastic sleeve)
1.5 mm² ... 10 mm²
Flexible conductor cross section (ferrule with plastic sleeve)
1.5 mm² ... 6 mm²
Width
23 mm
Height
46 mm
Depth on NS 35/7,5
42 mm
Depth on NS 35/15
49.5 mm
Color
blue (RAL 5015)
Flammability rating according to UL 94
V0
Insulating material group
I
Insulating material
PA
Result
Test passed
Requirement temperature-rise test
Increase in temperature ≤ 45 K
Result
Test passed
Short-time withstand current 25 mm²
3 kA
Result
Test passed
Test voltage setpoint
1.89 kV
Result
Test passed
Open side panel
No
Result
Test passed
DIN rail/fixing support
NS 32/NS 35
Result
Test passed
Rotation speed
10 (+/- 2) 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
Result
Test passed
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 60998-1 IEC 60998-1
Mounting type
NS 35/7,5 NS 35/15

Specifications may be subject to change without notice