https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's
documentation. Our General Terms of Use for Downloads are valid
(http://phoenixcontact.com/download)
N disconnect terminal block, Special and hybrid connection, cross section: 0.2 mm² - 4 mm², AWG: 24 - 12,
width: 6.2 mm, color: blue, mounting type: NS 35/7,5, NS 35/15, NS 32
Your advantages
With screw disconnect slide
Key Commercial Data
Packing unit
1 pc
GTIN
GTIN
4017918092214
Weight per Piece (excluding packing)
11.850 g
Custom tariff number
85369010
Country of origin
Greece
Technical data
General
Number of levels
1
Number of connections
2
Nominal cross section
2.5 mm²
Color
blue
Insulating material
PA
Flammability rating according to UL 94
V2
Maximum load current
32 A (with 4 mm² conductor cross section)
Current carrying capacity of the neutral busbar
140 A
Rated surge voltage
6 kV
09/09/2019 Page 1 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Technical data
General
Degree of pollution
3
Overvoltage category
III
Insulating material group
I
Maximum power dissipation for nominal condition
0.77 W
Connection in acc. with standard
IEC 60947-7-1
Nominal current IN
24 A
Maximum load current
32 A (with 4 mm² conductor cross section)
Nominal voltage UN
400 V
Open side panel
Yes
Disconnect slide, screw thread
M2,5
Tightening torque, min
0.5 Nm
Tightening torque max
0.6 Nm
Shock protection test specification
IEC 60529:2001-02
Back of the hand protection
guaranteed
Result of surge voltage test
Test passed
Surge voltage test setpoint
7.3 kV
Result of power-frequency withstand voltage test
Test passed
Power frequency withstand voltage setpoint
1.89 kV
Result of the test for mechanical stability of terminal points (5 x conductor
connection)
Test passed
Result of bending test
Test passed
Bending test rotation speed
10 rpm
Bending test turns
135
Bending test conductor cross section/weight
0.2 mm² / 0.2 kg
2.5 mm² / 0.7 kg
4 mm² / 0.9 kg
Tensile test result
Test passed
Conductor cross section tensile test
0.2 mm²
Tractive force setpoint
10 N
Conductor cross section tensile test
2.5 mm²
Tractive force setpoint
50 N
Conductor cross section tensile test
4 mm²
Tractive force setpoint
60 N
Result of tight fit on support
Test passed
Tight fit on carrier
NS 32/NS 35
Setpoint
1N
Result of voltage-drop test
Test passed
09/09/2019 Page 2 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Technical data
General
Requirements, voltage drop
≤ 4.8 mV
Result of temperature-rise test
Test passed
Short circuit stability result
Test passed
Conductor cross section short circuit testing
2.5 mm²
Short-time current
0.3 kA
Conductor cross section short circuit testing
4 mm²
Short-time current
0.48 kA
Result of thermal test
Test passed
Proof of thermal characteristics (needle flame) effective duration
30 s
Relative insulation material temperature index (Elec., UL 746 B)
125 °C
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21)) 125 °C
Static insulating material application in cold
-40 °C
Dimensions
Width
6.2 mm
Length
43.5 mm
Height NS 35/7,5
42 mm
Height NS 35/15
49.5 mm
Height NS 32
47 mm
Connection data
Note
Terminal point
Conductor cross section solid min.
0.2 mm²
Conductor cross section solid max.
4 mm²
Conductor cross section flexible min.
0.2 mm²
Conductor cross section flexible max.
2.5 mm²
Conductor cross section AWG min.
24
Conductor cross section AWG max.
12
Conductor cross section flexible, with ferrule without plastic sleeve min.
0.25 mm²
Conductor cross section flexible, with ferrule without plastic sleeve max.
2.5 mm²
Conductor cross section flexible, with ferrule with plastic sleeve min.
0.25 mm²
Conductor cross section flexible, with ferrule with plastic sleeve max.
2.5 mm²
2 conductors with same cross section, solid min.
0.2 mm²
2 conductors with same cross section, solid max.
1.5 mm²
2 conductors with same cross section, stranded min.
0.2 mm²
2 conductors with same cross section, stranded max.
1.5 mm²
2 conductors with same cross section, stranded, ferrules without plastic
sleeve, min.
0.25 mm²
09/09/2019 Page 3 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Technical data
Connection data
2 conductors with same cross section, stranded, ferrules without plastic
sleeve, max.
1 mm²
2 conductors with same cross section, stranded, TWIN ferrules with plastic
0.5 mm²
sleeve, min.
2 conductors with same cross section, stranded, TWIN ferrules with plastic
1.5 mm²
sleeve, max.
Connection method
Special and hybrid connection
Stripping length
7 mm
Screw thread
M3
Tightening torque, min
0.6 Nm
Tightening torque max
0.8 Nm
Standards and Regulations
Connection in acc. with standard
IEC 60947-7-1
Flammability rating according to UL 94
V2
Environmental Product Compliance
REACh SVHC
Lead 7439-92-1
China RoHS
Environmentally Friendly Use Period = 50
For details about hazardous substances go to tab “Downloads”, Category
“Manufacturer's declaration”
Drawings
Circuit diagram
Classifications
eCl@ss
eCl@ss 4.0
27141100
eCl@ss 4.1
27141100
eCl@ss 5.0
27141100
eCl@ss 5.1
27141100
eCl@ss 6.0
27141100
eCl@ss 7.0
27141138
eCl@ss 8.0
27141138
09/09/2019 Page 4 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Classifications
eCl@ss
eCl@ss 9.0
27141138
ETIM
ETIM 2.0
EC001257
ETIM 3.0
EC001257
ETIM 4.0
EC001257
ETIM 5.0
EC001257
ETIM 6.0
EC001257
ETIM 7.0
EC001257
UNSPSC
UNSPSC 6.01
30211811
UNSPSC 7.0901
39121410
UNSPSC 11
39121410
UNSPSC 12.01
39121410
UNSPSC 13.2
39121410
Approvals
Approvals
Approvals
EAC
Ex Approvals
Approval details
EAC
EAC-Zulassung
Accessories
Accessories
Cover profile
09/09/2019 Page 5 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
Cover profile - AP-NLS - 5037133
Cover profile, length: 1000 mm, color: transparent
Cover profile - AP-NLS N - 1013634
Cover profile, length: 300 mm, color: transparent
DIN rail
DIN rail perforated - NS 32 PERF 2000MM - 1201002
DIN rail perforated, G profile, width: 32 mm, height: 15 mm, acc. to EN 60715, material: Steel, galvanized, passivated
with a thick layer, length: 2000 mm, color: silver
DIN rail, unperforated - NS 32 UNPERF 2000MM - 1201015
DIN rail, unperforated, G profile, width: 32 mm, height: 15 mm, acc. to EN 60715, material: Steel, galvanized, passivated
with a thick layer, length: 2000 mm, color: silver
DIN rail perforated - NS 35/ 7,5 PERF 2000MM - 0801733
DIN rail perforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, galvanized,
passivated with a thick layer, length: 2000 mm, color: silver
09/09/2019 Page 6 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
DIN rail, unperforated - NS 35/ 7,5 UNPERF 2000MM - 0801681
DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, galvanized,
passivated with a thick layer, length: 2000 mm, color: silver
DIN rail perforated - NS 35/ 7,5 WH PERF 2000MM - 1204119
DIN rail perforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, Galvanized, white
passivated, length: 2000 mm, color: silver
DIN rail, unperforated - NS 35/ 7,5 WH UNPERF 2000MM - 1204122
DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, Galvanized,
white passivated, length: 2000 mm, color: silver
DIN rail, unperforated - NS 35/ 7,5 AL UNPERF 2000MM - 0801704
DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Aluminum, uncoated,
length: 2000 mm, color: silver
DIN rail perforated - NS 35/ 7,5 ZN PERF 2000MM - 1206421
DIN rail perforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, galvanized,
length: 2000 mm, color: silver
09/09/2019 Page 7 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
DIN rail, unperforated - NS 35/ 7,5 ZN UNPERF 2000MM - 1206434
DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Steel, galvanized,
length: 2000 mm, color: silver
DIN rail, unperforated - NS 35/ 7,5 CU UNPERF 2000MM - 0801762
DIN rail, unperforated, Standard profile, width: 35 mm, height: 7.5 mm, acc. to EN 60715, material: Copper, uncoated,
length: 2000 mm, color: copper-colored
End cap - NS 35/ 7,5 CAP - 1206560
DIN rail end piece, for DIN rail NS 35/7.5
DIN rail perforated - NS 35/15 PERF 2000MM - 1201730
DIN rail perforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, galvanized,
passivated with a thick layer, length: 2000 mm, color: silver
DIN rail, unperforated - NS 35/15 UNPERF 2000MM - 1201714
DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, galvanized,
passivated with a thick layer, length: 2000 mm, color: silver
09/09/2019 Page 8 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
DIN rail perforated - NS 35/15 WH PERF 2000MM - 0806602
DIN rail perforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, Galvanized,
white passivated, length: 2000 mm, color: silver
DIN rail, unperforated - NS 35/15 WH UNPERF 2000MM - 1204135
DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, Galvanized,
white passivated, length: 2000 mm, color: silver
DIN rail, unperforated - NS 35/15 AL UNPERF 2000MM - 1201756
DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Aluminum,
uncoated, length: 2000 mm, color: silver
DIN rail perforated - NS 35/15 ZN PERF 2000MM - 1206599
DIN rail perforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, galvanized,
length: 2000 mm, color: silver
DIN rail, unperforated - NS 35/15 ZN UNPERF 2000MM - 1206586
DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Steel, galvanized,
length: 2000 mm, color: silver
09/09/2019 Page 9 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
DIN rail, unperforated - NS 35/15 CU UNPERF 2000MM - 1201895
DIN rail, unperforated, Standard profile, width: 35 mm, height: 15 mm, similar to EN 60715, material: Copper, uncoated,
length: 2000 mm, color: copper-colored
End cap - NS 35/15 CAP - 1206573
DIN rail end piece, for DIN rail NS 35/15
DIN rail, unperforated - NS 35/15-2,3 UNPERF 2000MM - 1201798
DIN rail, unperforated, Standard profile 2.3 mm, width: 35 mm, height: 15 mm, acc. to EN 60715, material: Steel,
galvanized, passivated with a thick layer, length: 2000 mm, color: silver
End block
End clamp - CLIPFIX 35 - 3022218
Quick mounting end clamp for NS 35/7,5 DIN rail or NS 35/15 DIN rail, with marking option, width: 9.5 mm, color: gray
End clamp - CLIPFIX 35-5 - 3022276
Quick mounting end clamp for NS 35/7,5 DIN rail or NS 35/15 DIN rail, with marking option, with parking option for
FBS...5, FBS...6, KSS 5, KSS 6, width: 5.15 mm, color: gray
09/09/2019 Page 10 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
End clamp - E/NS 35 N - 0800886
End clamp, width: 9.5 mm, color: gray
End clamp - E/UK - 1201442
End clamp, width: 9.5 mm, height: 35.3 mm, material: PA, length: 50.5 mm, Mounting on a DIN rail NS 32 or NS 35,
color: gray
End clamp - E/UK 1 - 1201413
End clamps, for supporting the ends of double-level and three-level terminal blocks, width: 10 mm, color: gray
End cover
End cover - D-UKN 2,5 - 3032017
End cover, length: 43.5 mm, width: 1.5 mm, height: 42 mm, color: blue
Labeled terminal marker
Zack marker strip - ZB 6 CUS - 0824992
Zack marker strip, can be ordered: Strip, white, labeled according to customer specifications, mounting type: snap into
tall marker groove, for terminal block width: 6.2 mm, lettering field size: 6.15 x 10.5 mm, Number of individual labels: 10
09/09/2019 Page 11 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
Zack marker strip - ZB 6,LGS:FORTL.ZAHLEN - 1051016
Zack marker strip, Strip, white, labeled, can be labeled with: CMS-P1-PLOTTER, printed horizontally: consecutive
numbers 1 ... 10, 11 ... 20, etc. up to 491 ... 500, mounting type: snap into tall marker groove, for terminal block width: 6.2
mm, lettering field size: 6.15 x 10.5 mm, Number of individual labels: 10
Zack marker strip - ZB 6,QR:FORTL.ZAHLEN - 1051029
Zack marker strip, Strip, white, labeled, can be labeled with: CMS-P1-PLOTTER, Printed vertically: consecutive numbers
1 ... 10, 11 ... 20, etc. up to 491 ... 500, mounting type: snap into tall marker groove, for terminal block width: 6.2 mm,
lettering field size: 6.15 x 10.5 mm, Number of individual labels: 10
Zack marker strip - ZB 6,LGS:GLEICHE ZAHLEN - 1051032
Zack marker strip, Strip, white, labeled, can be labeled with: CMS-P1-PLOTTER, printed horizontally: Identical numbers 1
or 2, etc. up to 100, mounting type: snap into tall marker groove, for terminal block width: 6.2 mm, lettering field size: 6.15
x 10.5 mm, Number of individual labels: 10
Marker for terminal blocks - ZB 6,LGS:L1-N,PE - 1051414
Marker for terminal blocks, Strip, white, labeled, can be labeled with: CMS-P1-PLOTTER, Horizontal: L1, L2, L3, N, PE,
L1, L2, L3, N, PE, mounting type: snap into tall marker groove, for terminal block width: 6.2 mm, lettering field size: 6.15 x
10.5 mm, Number of individual labels: 10
Marker for terminal blocks - ZB 6,LGS:U-N - 1051430
Marker for terminal blocks, Strip, white, labeled, can be labeled with: CMS-P1-PLOTTER, printed horizontally: U, V, W,
N, GND, U, V, W, N, GND, mounting type: snap into tall marker groove, for terminal block width: 6.2 mm, lettering field
size: 6.15 x 10.5 mm, Number of individual labels: 10
09/09/2019 Page 12 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
Marker for terminal blocks - UC-TM 6 CUS - 0824589
Marker for terminal blocks, can be ordered: by sheet, white, labeled according to customer specifications, mounting type:
snap into tall marker groove, for terminal block width: 6.2 mm, lettering field size: 5.6 x 10.5 mm, Number of individual
labels: 80
Marker for terminal blocks - UCT-TM 6 CUS - 0829602
Marker for terminal blocks, can be ordered: by sheet, white, labeled according to customer specifications, mounting type:
snap into tall marker groove, for terminal block width: 6.2 mm, lettering field size: 5.6 x 10.5 mm, Number of individual
labels: 60
Neutral conductor rail
Neutral busbar - NLS-CU 3/10 SN 1000MM - 0402174
Neutral busbar, width: 10 mm, height: 3 mm, DIN VDE 0611-4: 1991-02, material: Copper, tin-plated, length: 1000 mm,
color: silver
Pick-off terminal block
Power terminal block - EK 135 - 0401023
Power terminal block, connection method: Screw connection, load current: 125 A, cross section: 0.75 mm² - 35 mm²,
width: 12 mm, color: aluminum color
Power terminal block - EK 116 - 0401010
Power terminal block, connection method: Screw connection, load current: 76 A, cross section: 0.5 mm² - 16 mm², width:
8 mm, color: aluminum color
09/09/2019 Page 13 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
Support
Support bracket - UAB - 3032428
Support bracket, number of positions: 1, width: 2 mm, color: blue
Support bracket - AB/NS - 1201141
Support bracket, for insulated mounting of DIN rails in insulated systems, plastic, 21 mm high
Terminal marking
Marker card - SBS 6:UNBEDRUCKT - 1007222
Marker card, Card, white, unlabeled, can be labeled with: CMS-P1-PLOTTER, mounting type: snap into tall marker
groove, snap into flat marker groove, for terminal block width: 6 mm, lettering field size: 6 x 6.1 mm, Number of individual
labels: 250
Zack marker strip - ZB 6:UNBEDRUCKT - 1051003
Zack marker strip, Strip, white, unlabeled, can be labeled with: PLOTMARK, CMS-P1-PLOTTER, mounting type: snap
into tall marker groove, for terminal block width: 6.2 mm, lettering field size: 6.15 x 10.5 mm, Number of individual labels:
10
09/09/2019 Page 14 / 16
https://www.phoenixcontact.com/us/products/3032004
N disconnect terminal block - UKN 2,5 BU - 3032004
Accessories
Marker for terminal blocks - UC-TM 6 - 0818085
Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with: BLUEMARK ID COLOR, BLUEMARK ID,
BLUEMARK CLED, PLOTMARK, CMS-P1-PLOTTER, mounting type: snap into tall marker groove, for terminal block
width: 6.2 mm, lettering field size: 5.6 x 10.5 mm, Number of individual labels: 80
Marker for terminal blocks - UCT-TM 6 - 0828736
Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with: TOPMARK NEO, TOPMARK LASER,
BLUEMARK ID COLOR, BLUEMARK ID, BLUEMARK CLED, THERMOMARK PRIME, THERMOMARK CARD 2.0,
THERMOMARK CARD, mounting type: snap into tall marker groove, for terminal block width: 6.2 mm, lettering field size:
5.6 x 10.5 mm, Number of individual labels: 60
Additional products
Connection terminal block - AKG 16 BU - 0423014
Connection terminal block, connection method: Screw connection, load current: 76 A, cross section: 1.5 mm² - 16 mm²,
width: 9.8 mm, color: blue
Connection terminal block - AKG 35 BU - 0424013
Connection terminal block, connection method: Screw connection, load current: 125 A, cross section: 2.5 mm² - 35 mm²,
width: 14.3 mm, color: blue
Branch terminal - IAK 16 - 2715982
Branch terminal, connection method: Screw connection, load current: 76 A, cross section: 0.5 mm² - 16 mm², width: 7.7
mm, color: gray
09/09/2019 Page 15 / 16
https://www.phoenixcontact.com/us/products/3032004
Phoenix Contact 2019 © - all rights reserved
http://www.phoenixcontact.com
09/09/2019 Page 16 / 16