https://www.phoenixcontact.com/us/products/3073050
Knife disconnect terminal block - UT 4-QUATTRO-MT BU - 3073050
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Knife disconnect terminal block, Connection type: Screw connection, Cross section: 0.14 mm² - 6 mm²,
AWG: 26 - 10, Nominal current: 20 A, Nominal voltage: 500 V, Length: 65.4 mm, Width: 6.2 mm, Color: blue,
Assembly: NS 35/7,5, NS 35/15
Product Features
Double bridge shaft enables individual potential distribution and supply
Compact design and high current carrying capacity of 20 A
Key commercial data
Packing unit
Minimum order quantity
Weight per Piece (excluding packing)
Custom tariff number
Country of origin
11
50 1
18.8 GRM
85369010
Poland
Technical data
General
Note
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
The max. load current must not be exceeded by the total current of all
connected conductors.
1
4
blue
PA
V0
20 A (with 6 mm² conductor cross section)
6 kV
3
III
I
IEC 60947-7-1
20 A
01.11.2013 Page 1 / 15
https://www.phoenixcontact.com/us/products/3073050
Knife disconnect terminal block - UT 4-QUATTRO-MT BU - 3073050
Technical data
General
Nominal voltage U
N
Open side panel
500 V
ja
Dimensions
Width
Length
Height NS 35/7,5
6.2 mm
65.4 mm
49.1 mm
Connection data
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.
Min. AWG conductor cross section, stranded
Max. AWG conductor cross section, stranded
Conductor cross section stranded, with ferrule without plastic sleeve min.
Conductor cross section stranded, with ferrule without plastic sleeve max.
Conductor cross section stranded, with ferrule with plastic sleeve min.
Conductor cross section stranded, with ferrule with plastic sleeve max.
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.
0.14 mm²
6 mm²
26
10
0.14 mm²
6 mm²
26
10
0.14 mm²
4 mm²
0.14 mm²
4 mm²
0.14 mm²
1.5 mm²
0.14 mm²
1.5 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
2.5 mm²
sleeve, max.
2 conductors with same cross section, stranded, ferrules without plastic
sleeve, min.
2 conductors with same cross section, stranded, ferrules without plastic
sleeve, max.
Connection method
Stripping length
Internal cylindrical gage
Screw thread
Tightening torque, min
Tightening torque max
0.14 mm²
1.5 mm²
Screw connection
9 mm
A4
M3
0.6 Nm
0.8 Nm
01.11.2013 Page 2 / 15
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Knife disconnect terminal block - UT 4-QUATTRO-MT BU - 3073050
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
eCl@ss 8.0
27141117
27141117
27141126
27141126
27141126
27141126
27141126
ETIM
ETIM 2.0
ETIM 3.0
ETIM 4.0
ETIM 5.0
EC000902
EC000902
EC000902
EC000902
UNSPSC
UNSPSC 6.01
UNSPSC 7.0901
UNSPSC 11
UNSPSC 12.01
UNSPSC 13.2
30211811
39121410
39121410
39121410
39121410
Approvals
Approvals
Approvals
UL Recognized / cUL Recognized / CSA / cULus Recognized
Ex Approvals
Approvals submitted
Approval details
01.11.2013 Page 3 / 15
https://www.phoenixcontact.com/us/products/3073050
Knife disconnect terminal block - UT 4-QUATTRO-MT BU - 3073050
Approvals
UL Recognized
mm²/AWG/kcmil
Nominal current IN
Nominal voltage UN
B
26-10
20 A
300 V
C
26-10
20 A
150 V
D
26-10
10 A
300 V
cUL Recognized
mm²/AWG/kcmil
Nominal current IN
Nominal voltage UN
B
26-10
20 A
300 V
C
26-10
20 A
150 V
D
26-10
10 A
300 V
CSA
mm²/AWG/kcmil
Nominal current IN
Nominal voltage UN
B
26-10
16 A
300 V
C
26-10
16 A
150 V
D
26-10
10 A
300 V
cULus Recognized
Accessories
Accessories
Bridge
Plug-in bridge - FBS 2-6 - 3030336
Plug-in bridge, Number of positions: 2, Color: red
01.11.2013 Page 4 / 15
https://www.phoenixcontact.com/us/products/3073050
Knife disconnect terminal block - UT 4-QUATTRO-MT BU - 3073050
Accessories
Plug-in bridge - FBS 3-6 - 3030242
Plug-in bridge, Number of positions: 3, Color: red
Plug-in bridge - FBS 4-6 - 3030255
Plug-in bridge, Number of positions: 4, Color: red
Plug-in bridge - FBS 5-6 - 3030349
Plug-in bridge, Number of positions: 5, Color: red
Plug-in bridge - FBS 10-6 - 3030271
Plug-in bridge, Number of positions: 10, Color: red
Plug-in bridge - FBS 20-6 - 3030365
Plug-in bridge, Number of positions: 20, Color: red
01.11.2013 Page 5 / 15
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