https://www.phoenixcontact.com/us/products/3033061
Feed-through terminal block - STU 4-TWIN BU - 3033061
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Feed-through terminal block, Connection type: Screw connection, Spring-cage connection, Cross section: 0.14
mm² - 6 mm², AWG :28- 12, Width: 6.2 mm, Color: blue, Mounting: NS 35/7,5, NS 35/15
Product Features
Compact design
Key commercial data
Packing unit
Minimum order quantity
Weight per Piece (excluding packing)
Custom tariff number
Country of origin
11
50 1
13.2 GRM
85369010
Poland
Technical data
General
Number of levels
Number of connections
Color
Insulating material
Inflammability class according to UL 94
Maximum load current
Rated surge voltage
Pollution degree
Surge voltage category
Insulating material group
Connection in acc. with standard
Nominal current I
N
1
3
blue
PA
V0
32 A (with 6 mm² conductor cross section)
8 kV
3
III
I
IEC 60947-7-1
32 A
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https://www.phoenixcontact.com/us/products/3033061
Feed-through terminal block - STU 4-TWIN BU - 3033061
Technical data
General
Nominal voltage U
N
Open side panel
800 V
ja
Dimensions
Width
Length
Height NS 35/7,5
Height NS 35/15
End cover width
6.2 mm
74.4 mm
42.8 mm
50.3 mm
2.2 mm
Connection data
Connection method
Stripping length
Tightening torque, min
Tightening torque max
Conductor cross section solid min.
Conductor cross section solid max.
Conductor cross section stranded min.
Conductor cross section stranded max.
Conductor cross section AWG/kcmil min.
Conductor cross section AWG/kcmil max
Conductor cross section stranded, with ferrule without plastic sleeve min.
Value
Conductor cross section stranded, with ferrule without plastic sleeve max.
Value
Conductor cross section stranded, with ferrule with plastic sleeve min.
Value
Conductor cross section stranded, with ferrule with plastic sleeve max.
Value
2 conductors with same cross section, solid min.
2 conductors with same cross section, solid max.
2 conductors with same cross section, stranded min.
2 conductors with same cross section, stranded max.
2 conductors with same cross section, stranded, ferrules without plastic
sleeve, min.
Value
2 conductors with same cross section, stranded, ferrules without plastic
sleeve, max.
Value
Screw connection
10 mm
0.6 Nm
0.8 Nm
0.14 mm²
6 mm²
0.14 mm²
4 mm²
28
10
0.14 mm²
0.14 mm²
4 mm²
4 mm²
0.14 mm²
0.14 mm²
4 mm²
4 mm²
0.14 mm²
1.5 mm²
0.14 mm²
1.5 mm²
0.14 mm²
0.14 mm²
1.5 mm²
1.5 mm²
19.11.2013 Page 2 / 12
https://www.phoenixcontact.com/us/products/3033061
Feed-through terminal block - STU 4-TWIN BU - 3033061
Technical data
Connection data
2 conductors with same cross section, stranded, TWIN ferrules with plastic
0.5 mm²
sleeve, min.
Value
0.5 mm²
2 conductors with same cross section, stranded, TWIN ferrules with plastic
2.5 mm²
sleeve, max.
Value
Connection method
Stripping length
Conductor cross section solid min.
Conductor cross section solid max.
Conductor cross section AWG/kcmil min.
Conductor cross section AWG/kcmil max
Conductor cross section stranded min.
Conductor cross section stranded max.
Conductor cross section stranded, with ferrule without plastic sleeve min.
Value
Conductor cross section stranded, with ferrule without plastic sleeve max.
Value
Conductor cross section stranded, with ferrule with plastic sleeve min.
Value
Conductor cross section stranded, with ferrule with plastic sleeve max.
Value
2.5 mm²
Spring-cage connection
10 mm
0.08 mm²
6 mm²
28
10
0.08 mm²
4 mm²
0.14 mm²
0.14 mm²
4 mm²
4 mm²
0.14 mm²
0.14 mm²
4 mm²
4 mm²
2 conductors with same cross section, stranded, TWIN ferrules with plastic
0.5 mm²
sleeve, min.
Value
0.5 mm²
2 conductors with same cross section, stranded, TWIN ferrules with plastic
1 mm²
sleeve, max.
Value
1 mm²
Classifications
eCl@ss
eCl@ss 4.0
eCl@ss 4.1
eCl@ss 5.0
eCl@ss 5.1
eCl@ss 6.0
eCl@ss 7.0
27141121
27141121
27141120
27141120
27141120
27141120
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https://www.phoenixcontact.com/us/products/3033061
Feed-through terminal block - STU 4-TWIN BU - 3033061
Classifications
eCl@ss
eCl@ss 8.0
27141120
ETIM
ETIM 2.0
ETIM 3.0
ETIM 4.0
ETIM 5.0
EC000897
EC000897
EC000897
EC000897
UNSPSC
UNSPSC 6.01
UNSPSC 7.0901
UNSPSC 11
UNSPSC 12.01
UNSPSC 13.2
30211811
39121410
39121410
39121410
39121410
Approvals
Approvals
Approvals
CSA / UL Recognized / cUL Recognized / GOST / GOST / cULus Recognized
Ex Approvals
Approvals submitted
Approval details
CSA
mm²/AWG/kcmil
Nominal current IN
Nominal voltage UN
B
28-10
30 A
600 V
C
28-10
30 A
600 V
19.11.2013 Page 4 / 12
https://www.phoenixcontact.com/us/products/3033061
Feed-through terminal block - STU 4-TWIN BU - 3033061
Approvals
UL Recognized
mm²/AWG/kcmil
Nominal current IN
Nominal voltage UN
28-10
30 A
600 V
B
28-10
30 A
600 V
C
cUL Recognized
mm²/AWG/kcmil
Nominal current IN
Nominal voltage UN
28-10
30 A
600 V
B
28-10
30 A
600 V
C
GOST
GOST
cULus Recognized
Accessories
Accessories
Bridge
Plug-in bridge - FBS 2-6 - 3030336
Plug-in bridge, Number of positions: 2, Color: red
19.11.2013 Page 5 / 12
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