https://www.phoenixcontact.com/us/products/1777976
Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
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PCB connector, nominal current: 12 A, rated voltage (III/2): 320 V, nominal cross section: 2.5 mm², number of
positions: 20, pitch: 5.08 mm, connection method: Front screw connection, color: green, contact surface: Tin
The figure shows a 10-position
version of the product
Your advantages
Well-known connection principle allows worldwide use
Optimized for tight installation situations: operation and conductor connection from one direction
Screwable flange for superior mechanical stability
Low temperature rise, thanks to maximum contact force
Allows connection of two conductors
Key Commercial Data
Packing unit
1 pc
Minimum order quantity
50 pc
GTIN
GTIN
4017918039844
Weight per Piece (excluding packing)
60.720 g
Custom tariff number
85366990
Country of origin
Germany
Technical data
Item properties
Brief article description
Printed-circuit board connector
Plug-in system
CLASSIC COMBICON
Type of contact
Female connector
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Technical data
Item properties
Range of articles
FRONT-MSTB 2,5/..-STF
Pitch
5.08 mm
Number of positions
20
Connection method
Front screw connection
Screw thread
M2,5
Locking
Screw flange
Number of levels
1
Number of connections
20
Number of potentials
20
Electrical parameters
Nom. voltage
320 V
Connection capacity
Connection method
Front screw connection
pluggable
Yes
Conductor cross section solid
0.34 mm² ... 2.5 mm²
Conductor cross section flexible
0.2 mm² ... 2.5 mm²
Conductor cross section AWG / kcmil
24 ... 12
Conductor cross section flexible, with ferrule without plastic sleeve
0.25 mm² ... 2.5 mm²
Conductor cross section, flexible, with ferrule, with plastic sleeve
0.25 mm² ... 2.5 mm²
2 conductors with same cross section, solid
0.2 mm² ... 1.5 mm²
2 conductors with same cross section, flexible
0.2 mm² ... 1.5 mm²
2 conductors with same cross section, stranded, ferrules without plastic
sleeve
0.25 mm² ... 1 mm²
2 conductors with same cross section, stranded, with TWIN ferrules with
plastic sleeve
0.5 mm² ... 1 mm²
Cylindrical gauge a x b / diameter
2.8 mm x 2.0 mm / 2.4 mm
Stripping length
10 mm
Torque
0.5 Nm ... 0.6 Nm
Specifications for ferrules
Recommended crimping pliers
1212034 CRIMPFOX 6
Ferrules without insulating collar, according to DIN 46228‑1
Cross section: 0.5 mm²; Length: 8 mm ... 10 mm
Cross section: 0.75 mm²; Length: 8 mm ... 10 mm
Cross section: 1 mm²; Length: 8 mm ... 10 mm
Cross section: 1.5 mm²; Length: 8 mm ... 10 mm
Cross section: 2.5 mm²; Length: 10 mm
Recommended crimping pliers
1212034 CRIMPFOX 6
Ferrules with insulating collar, according to DIN 46228‑4
Cross section: 0.5 mm²; Length: 8 mm ... 10 mm
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Technical data
Specifications for ferrules
Cross section: 0.75 mm²; Length: 8 mm ... 10 mm
Cross section: 1 mm²; Length: 8 mm ... 10 mm
Cross section: 1.5 mm²; Length: 8 mm ... 10 mm
Cross section: 2.5 mm²; Length: 10 mm
Material data - contact
Note
WEEE/RoHS-compliant, free of whiskers according to IEC 60068-2-82/
JEDEC JESD 201
Contact material
Cu alloy
Surface characteristics
hot-dip tin-plated
Metal surface terminal point (top layer)
Tin (4 - 8 µm Sn)
Metal surface contact area (top layer)
Tin (4 - 8 µm Sn)
Material data - housing
Insulating material
PA
Insulating material group
I
CTI according to IEC 60112
600
Flammability rating according to UL 94
V0
Glow wire flammability index GWFI according to EN 60695-2-12
850
Glow wire ignition temperature GWIT according to EN 60695-2-13
775
Temperature for the ball pressure test according to EN 60695-10-2
125 °C
Dimensions for the product
Length [ l ]
27.2 mm
Width [ w ]
111.4 mm
Height [ h ]
15 mm
Pitch
5.08 mm
Height (without solder pin)
15 mm
Dimension a
96.52 mm
Packaging information
Type of packaging
packed in cardboard
Pieces per package
50
Denomination packing units
Pcs.
Ambient conditions
Ambient temperature (storage/transport)
-40 °C ... 70 °C
Ambient temperature (assembly)
-5 °C ... 100 °C
Ambient temperature (operation)
-40 °C ... 100 °C (dependent on the derating curve)
Termination and connection method
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Technical data
Termination and connection method
Test for conductor damage and slackening
IEC 60999-1:1999-11
Test passed
Pull-out test
Pull-out test
IEC 60999-1:1999-11
Test passed
Mechanical tests according to standard
Visual examination
Test passed IEC 60512-1-1:2002-02
Dimensional test
Test passed IEC 60512-1-2:2002-02
Resistance of marking
Test passed IEC 60068-2-70:1995-12
Result
Test passed
Specification
IEC 60512-13-2:2006-02
No. of cycles
25
Insertion strength per pos. approx.
12 N
Withdraw strength per pos. approx.
9N
Polarization and coding
Test passed IEC 60512-13-5:2006-02
Result
Test passed
Specification
IEC 60512-15-1:2008-05
Test force per pos.
44 N
Air clearances and creepage distances
Clearances and creepage distances
IEC 60664-1:2007-04
Specification
IEC 60664-1:2007-04
Rated insulation voltage (III/3)
250 V
Rated insulation voltage (III/2)
320 V
Rated insulation voltage (II/2)
630 V
Rated surge voltage (III/3)
4 kV
Rated surge voltage (III/2)
4 kV
Rated surge voltage (II/2)
4 kV
Minimum clearance - inhomogeneous field (III/3)
3 mm
Minimum clearance - inhomogeneous field (III/2)
3 mm
Minimum clearance - inhomogeneous field (II/2)
3 mm
Minimum creepage distance value (III/3)
3.2 mm
Minimum creepage distance value (III/2)
3 mm
Minimum creepage distance value (II/2)
3.2 mm
Mechanical tests (A)
Insertion strength per pos. approx.
12 N
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Technical data
Mechanical tests (A)
Withdraw strength per pos. approx.
9N
Polarization when inserted requirement >20 N
Test passed
Contact holder in insert requirements >20 N
Test passed
Durability tests (B)
Specification
IEC 60512-9-1:2010-03
Contact resistance R1
1.9 mΩ
Insertion/withdrawal cycles
25
Contact resistance R2
1.9 mΩ
Impulse withstand voltage at sea level
4.8 kV
Power-frequency withstand voltage
2.21 kV
Insulation resistance, neighboring positions
> 0.2 TΩ
Climatic tests (D)
Specification
ISO 6988:1985-02
Cold stress
-40 °C/2 h
Thermal stress
100 °C/168 h
Corrosive stress
0.2 dm SO2 on 300 dm /40 °C/1 cycle
Impulse withstand voltage at sea level
4.8 kV
Power-frequency withstand voltage
2.21 kV
3
3
Environmental and durability tests (E)
Specification
IEC 61984:2008-10
Result, degree of protection, IP code
Finger safety with IP20 test finger
Environmental Product Compliance
China RoHS
Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
Drawings
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Diagram
Type: FRONT-MSTB 2,5/...-STF-5,08 with MDSTB 2,5/...-GF-5,08
Diagram
Type: FRONT-MSTB 2,5/...-STF-5,08 with MDSTBV 2,5/...-GF-5,08
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Diagram
Type: FRONT-MSTB 2,5/...-STF-5,08 with CC 2,5/...-GF-5,08 P26THR
Diagram
Type: FRONT-MSTB 2,5/...-STF-5,08 with MSTB 2,5/...-GF-5,08
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Diagram
Type: FRONT-MSTB 2,5/...-STF-5,08 with CCV 2,5/...-GF-5,08 P26THR
Diagram
Type: FRONT-MSTB 2,5/...-STF-5,08 with CC 2,5/...-GF-5,08-LR P...THR
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Diagram
Type: FRONT-MSTB 2,5/...-STF-5,08 with CCV 2,5/...-GF-5,08-LR P...THR
Dimensional drawing
Classifications
eCl@ss
eCl@ss 4.0
27260700
eCl@ss 4.1
27260700
eCl@ss 5.0
27260700
eCl@ss 5.1
27260700
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Classifications
eCl@ss
eCl@ss 6.0
27260700
eCl@ss 7.0
27440309
eCl@ss 8.0
27440309
eCl@ss 9.0
27440309
ETIM
ETIM 3.0
EC001121
ETIM 4.0
EC002638
ETIM 5.0
EC002638
ETIM 6.0
EC002638
ETIM 7.0
EC002638
UNSPSC
UNSPSC 6.01
30211810
UNSPSC 7.0901
39121409
UNSPSC 11
39121409
UNSPSC 12.01
39121409
UNSPSC 13.2
39121409
UNSPSC 18.0
39121409
UNSPSC 19.0
39121409
UNSPSC 20.0
39121409
UNSPSC 21.0
39121409
Approvals
Approvals
Approvals
DNV GL / CSA / IECEE CB Scheme / EAC / cULus Recognized / VDE Zeichengenehmigung
Ex Approvals
Approval details
DNV GL
https://approvalfinder.dnvgl.com/
TAE00001EY
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Approvals
CSA
http://www.csagroup.org/services-industries/product-listing/
B
D
Nominal voltage UN
300 V
300 V
Nominal current IN
15 A
10 A
mm²/AWG/kcmil
22-12
22-12
IECEE CB Scheme
13631
http://www.iecee.org/
Nominal voltage UN
250 V
Nominal current IN
12 A
mm²/AWG/kcmil
0.34-2.5
DE1-60988-B1B2
EAC
B.01742
cULus Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
E60425-19931011
B
D
Nominal voltage UN
300 V
300 V
Nominal current IN
15 A
10 A
mm²/AWG/kcmil
30-12
30-12
VDE Zeichengenehmigung
http://www2.vde.com/de/Institut/Online-Service/
VDE-gepruefteProdukte/Seiten/Online-Suche.aspx
Nominal voltage UN
250 V
Nominal current IN
12 A
mm²/AWG/kcmil
0.34-2.5
40050694
Accessories
Accessories
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Accessories
Assembly tool
Accessories - FRONT-MSTB-EW - 1763058
Removal aid, for FRONT-MSTB, facilitates extraction of several plugs mounted behind each other
Coding element
Coding profile - CP-MSTB - 1734634
Coding profile, is inserted into the slot on the plug or inverted header, red insulating material
Insertion bridge
Insertion bridge - EBL 10- 5 - 2303132
Insertion bridge, pitch: 5.2 mm, number of positions: 10, color: gray
Insertion bridge - EBL 2- 5 - 2303145
Insertion bridge, pitch: 5.2 mm, number of positions: 2, color: gray
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Accessories
Insertion bridge - EBL 3- 5 - 2303158
Insertion bridge, pitch: 5.2 mm, number of positions: 3, color: gray
Insertion bridge - EBL 4- 5 - 2303161
Insertion bridge, pitch: 5.2 mm, number of positions: 4, color: gray
Insertion bridge - EBL 5- 5 - 2303174
Insertion bridge, pitch: 5.2 mm, number of positions: 5, color: gray
Labeled terminal marker
Marker card - SK 5,08/3,8:FORTL.ZAHLEN - 0804293
Marker card, Card, white, labeled, Horizontal: consecutive numbers 1 ... 10, 11 ... 20, etc. up to 91 ... (99)100, mounting
type: adhesive, for terminal block width: 5.08 mm, lettering field size: 5.08 x 3.8 mm
Marker pen
Marker pen - B-STIFT - 1051993
Marker pen, for manual labeling of unprinted Zack strips, smear-proof and waterproof, line thickness 0.5 mm
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Printed-circuit board connector - FRONT-MSTB 2,5/20-STF-5,08 - 1777976
Accessories
Screwdriver tools
Screwdriver - SZS 0,6X3,5 - 1205053
Actuation tool, for ST terminal blocks, insulated, also suitable for use as a bladed screwdriver, size: 0.6 x 3.5 x 100 mm,
2-component grip, with non-slip grip
Terminal marking
Marker card - SK U/2,8 WH:UNBEDRUCKT - 0803883
Marker card, Sheet, white, unlabeled, can be labeled with: PLOTMARK, CMS-P1-PLOTTER, Office printing systems,
mounting type: adhesive, for terminal block width: 210 mm, lettering field size: 186 x 2.8 mm, Number of individual labels:
3600
Additional products
Feed-through header - MSTB 2,5/20-GF-5,08 - 1776689
PCB headers, nominal current: 12 A, rated voltage (III/2): 320 V, nominal cross section: 2.5 mm², number of positions:
20, pitch: 5.08 mm, color: green, contact surface: Tin, mounting: Wave soldering, pin layout: Linear pinning, solder pin
[P]: 3.5 mm
Printed-circuit board connector - MSTBV 2,5/20-GF-5,08 - 1777251
PCB headers, nominal current: 12 A, rated voltage (III/2): 320 V, nominal cross section: 2.5 mm², number of positions:
20, pitch: 5.08 mm, color: green, contact surface: Tin, mounting: Wave soldering, pin layout: Linear pinning, solder pin
[P]: 3.9 mm
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