https://www.phoenixcontact.com/us/products/1768943
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Printed-circuit board connector-SMSTB 2,5/21-ST-1768943
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Plug component, Nominal current: 12 A, Rated voltage (III/2): 320 V, Number of positions: 21, Pitch: 5 mm,
Connection method: Screw connection, Color: green, Contact surface: Tin
The figure shows a 10-position
version of the product
Key commercial data
Packing unit 1 pc
GTIN
Weight per Piece (excluding packing) 39.81 GRM
Custom tariff number 85366990
Country of origin Germany
Technical data
Dimensions
Pitch 5 mm
Dimension a 100 mm
General
Range of articles SMSTB 2,5/..-ST
Insulating material group I
Rated surge voltage (III/3) 4 kV
Rated surge voltage (III/2) 4 kV
Rated surge voltage (II/2) 4 kV
Rated voltage (III/3) 250 V
Rated voltage (III/2) 320 V
Rated voltage (II/2) 630 V
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Printed-circuit board connector-SMSTB 2,5/21-ST-1768943
Technical data
General
Connection in acc. with standard EN-VDE
Nominal current IN12 A
Nominal cross section 2.5 mm²
Maximum load current 12 A (with 2.5 mm² conductor cross section)
Insulating material PA
Inflammability class according to UL 94 V0
Internal cylindrical gage A3
Stripping length 7 mm
Number of positions 21
Screw thread M3
Tightening torque, min 0.5 Nm
Tightening torque max 0.6 Nm
Connection data
Conductor cross section solid min. 0.2 mm²
Conductor cross section solid max. 2.5 mm²
Conductor cross section stranded min. 0.2 mm²
Conductor cross section stranded max. 2.5 mm²
Conductor cross section stranded, with ferrule without plastic sleeve min. 0.25 mm²
Conductor cross section stranded, with ferrule without plastic sleeve max. 2.5 mm²
Conductor cross section stranded, with ferrule with plastic sleeve min. 0.25 mm²
Conductor cross section stranded, with ferrule with plastic sleeve max. 2.5 mm²
Conductor cross section AWG/kcmil min. 24
Conductor cross section AWG/kcmil max 12
2 conductors with same cross section, solid min. 0.2 mm²
2 conductors with same cross section, solid max. 1 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
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
sleeve, min. 0.5 mm²
2 conductors with same cross section, stranded, TWIN ferrules with plastic
sleeve, max. 1.5 mm²
Minimum AWG according to UL/CUL 30
Maximum AWG according to UL/CUL 12
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Printed-circuit board connector-SMSTB 2,5/21-ST-1768943
Classifications
eCl@ss
eCl@ss 4.0 272607xx
eCl@ss 4.1 27260701
eCl@ss 5.0 27260701
eCl@ss 5.1 27260701
eCl@ss 6.0 27260704
eCl@ss 7.0 27440402
eCl@ss 8.0 27440309
ETIM
ETIM 3.0 EC001121
ETIM 4.0 EC002638
ETIM 5.0 EC002638
UNSPSC
UNSPSC 6.01 30211810
UNSPSC 7.0901 39121409
UNSPSC 11 39121409
UNSPSC 12.01 39121409
UNSPSC 13.2 39121409
Approvals
Approvals
Approvals
CSA / UL Recognized / cUL Recognized / GOST / GOST / CSA / cULus Recognized
Ex Approvals
Approvals submitted
Approval details
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Printed-circuit board connector-SMSTB 2,5/21-ST-1768943
Approvals
CSA
B D
mm²/AWG/kcmil 28-12 28-12
Nominal current IN 15 A 10 A
Nominal voltage UN 300 V 300 V
UL Recognized
B D
mm²/AWG/kcmil 30-12 30-12
Nominal current IN 15 A 10 A
Nominal voltage UN 300 V 300 V
cUL Recognized
B D
mm²/AWG/kcmil 30-12 30-12
Nominal current IN 15 A 10 A
Nominal voltage UN 300 V 300 V
GOST
GOST
CSA
B D
mm²/AWG/kcmil 28-12 28-12
Nominal current IN 15 A 10 A
Nominal voltage UN 300 V 300 V
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Printed-circuit board connector-SMSTB 2,5/21-ST-1768943
Approvals
cULus Recognized
Drawings
Diagram
4
100806040200
24
20
16
12
8
0
=2-pos.
=5-pos.
=12-pos.
=24-pos.
Ambienttemperature[°C]
Currentcarryingcapacity [A]
Type: SMSTB 2,5/...-ST(-5,08) with SMSTBA 2,5/...-G(-5,08)
Dimensioned drawing
15,5
2,5
a
8,3
a+5
25,6
5
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