Phoenix Contact UK  6 N BK

Selling Points

  • 1High-Voltage Rating: Supports up to 800V for robust industrial connections.
  • 2High-Current Capacity: Handles a maximum current of 41A, ensuring reliable power transmission.
  • 3Screw Connection: Easy and secure connection method using M4 screws.
  • 4Non-Grounded Design: Prevents electrical shock with a non-grounded terminal block.
  • 5Durable Construction: Built with high-quality materials for long-lasting performance in harsh environments.
Product Details
UK 6 N BK
Phoenix Contact

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Product type
Feed-through terminal block
Number of positions
1
Number of connections
2
Number of rows
1
Article revision
11
Overvoltage category
III
Degree of pollution
3
Rated surge voltage
8 kV
Maximum power dissipation for nominal condition
1.31 W
Number of connections per level
2
Nominal cross section
6 mm²
Screw thread
M4
Tightening torque
1.5 ... 1.8 Nm
Stripping length
10 mm
Internal cylindrical gage
A5
Connection in acc. with standard
IEC 60947-7-1
Conductor cross section rigid
0.2 mm² ... 10 mm²
Cross section AWG
24 ... 8 (converted acc. to IEC)
Conductor cross section flexible
0.2 mm² ... 6 mm²
Conductor cross section, flexible [AWG]
24 ... 10 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)
0.25 mm² ... 6 mm²
Flexible conductor cross section (ferrule with plastic sleeve)
0.25 mm² ... 6 mm²
Cross-section with insertion bridge, rigid
4 mm²
Cross-section with insertion bridge, flexible
4 mm²
2 conductors with same cross section, solid
0.2 mm² ... 2.5 mm²
2 conductors with same cross section, flexible
0.2 mm² ... 2.5 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 ... 4 mm²
Nominal current
41 A
Maximum load current
57 A (with 10 mm² conductor cross section)
Nominal voltage
800 V
Nominal cross section
6 mm²
Identification
 II 2 GD  Ex eb IIC Gb
Operating temperature range
-60 °C ... 110 °C
Ex-certified accessories
3003020 D-UK 4/10 3006027 D-UK 16 3003224 ATP-UK 1205066 SZS 1,0X4,0 VDE 1201442 E/UK
List of bridges
Fixed bridge / FB 2- 8-EX / 3029224 Fixed bridge / FB 10- 8-EX / 3003185
Bridge data
37.5 A / 6 mm²
List of bridges
Fixed bridge / FBI 10- 8-EX / 0711700
Bridge data
39.5 A / 6 mm²
Ex temperature increase
40 K (47 A / 6 mm²)
Rated voltage
690 V
for bridging with bridge
690 V
Rated insulation voltage
630 V
output
(Permanent)
Rated current
41 A
Maximum load current
51 A
Contact resistance
0.16 mΩ
Torque range
1.5 Nm ... 1.8 Nm
Nominal cross section
6 mm²
Rated cross section AWG
10
Connection capacity rigid
0.2 mm² ... 10 mm²
Connection capacity AWG
24 ... 8
Connection capacity flexible
0.2 mm² ... 6 mm²
Connection capacity AWG
24 ... 10
2 conductors with same cross section, solid
0.2 mm² ... 1.5 mm²
2 conductors with the same cross-section AWG rigid
24 ... 16
2 conductors with same cross section, stranded
0.2 mm² ... 1.5 mm²
2 conductors with the same cross-section AWG flexible
24 ... 16
Width
8.2 mm
End cover width
1.8 mm
Height
42.5 mm
Depth on NS 32
52 mm
Depth on NS 35/7,5
47 mm
Depth on NS 35/15
54.5 mm
Color
black (RAL 9005)
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 6 mm²
0.72 kA
Result
Test passed
Open side panel
Yes
Result
Test passed
DIN rail/fixing support
NS 32/NS 35
Test force setpoint
5 N
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, 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