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Color

gray

blue

green-yellow

orange

black

yellow

green

gray (RAL 7042)

black/yellow

white

black (RAL 9005)

green/yellow-gray

brown

gray-yellow-green

green/yellow

red (RAL 3001)

black/orange

blue (RAL 5015)

Conductor cross section AWG max.

Conductor cross section AWG min.

Conductor cross section flexible max.

2.5 mm²

4 mm²

1.5 mm²

6 mm²

10 mm²

16 mm²

Conductor cross section flexible min.

0.08 mm²

0.2 mm²

Conductor cross section flexible, with ferrule without plastic sleeve min.

0.14 mm²

0.25 mm²

Conductor cross section solid max.

25 mm²

Conductor cross section solid min.

Connection in acc. with standard

IEC 61984

IEC 60947-7-1

IEC 60947-7-1

IEC/EN 60079-7

IEC/EN 60079-7

IEC 60947-7-2

IEC 61984

IEC 60947-7-1/IEC 60947-7-2

IEC 60947-7-3

IEC 60947-7-2

Connection Method

Spring-cage connection

Flammability rating according to UL 94

Insulating material

Length

15.8 mm

20 mm

23.4 mm

32.7 mm

21 mm

72 mm

60.5 mm

71.5 mm

50.8 mm

87 mm

64.5 mm

97 mm

70 mm

59.5 mm

66 mm

90.5 mm

95.4 mm

107.8 mm

64.6 mm

Operating Temperature

-60 °C ... 105 °C (max. short-term operating temperature RTI Elec.)

-60 °C ... 85 °C

Rated surge voltage

6 kV

8 kV

4 kV

Width

5.2 mm

6.2 mm

10.4 mm

8.2 mm

4.2 mm

20.8 mm

15.6 mm

26 mm

31.2 mm

52 mm

46.8 mm

41.6 mm

62.4 mm

10.2 mm

78 mm

36.4 mm

57.2 mm

72.8 mm

12.2 mm

67.6 mm

Phoenix Contact

<h3>SPDB 2,5/ 1-M BU - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: blue</p><ul><li>Plug with bridging option, for use with basic terminal blocks</li><li>The plug with spring-cage connection is assembled directly on site by snapping together single-position plug elements</li><li>The ST-COMBI plugs for self-assembly provide solutions that users can implement themselves</li><li>Tested for railway applications</li></ul>

3043239

<h3>SPDB 2,5/ 1-M GNYE - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: green-yellow</p><ul><li>Plug with bridging option, for use with basic terminal blocks</li><li>The plug with spring-cage connection is assembled directly on site by snapping together single-position plug elements</li><li>The ST-COMBI plugs for self-assembly provide solutions that users can implement themselves</li><li>Tested for railway applications</li></ul>

3043242

<h3>SPDB 2,5/ 1-R - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: gray</p><ul><li>Plug with bridging option, for use with basic terminal blocks</li><li>The plug with spring-cage connection is assembled directly on site by snapping together single-position plug elements</li><li>The ST-COMBI plugs for self-assembly provide solutions that users can implement themselves</li><li>Tested for railway applications</li></ul>

3043255

<h3>SPDB 2,5/ 1-R BU - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: blue</p><ul><li>Plug with bridging option, for use with basic terminal blocks</li><li>The plug with spring-cage connection is assembled directly on site by snapping together single-position plug elements</li><li>The ST-COMBI plugs for self-assembly provide solutions that users can implement themselves</li><li>Tested for railway applications</li></ul>

3043268

<h3>SPDB 2,5/ 1-R GNYE - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: green-yellow</p><ul><li>Plug with bridging option, for use with basic terminal blocks</li><li>The plug with spring-cage connection is assembled directly on site by snapping together single-position plug elements</li><li>The ST-COMBI plugs for self-assembly provide solutions that users can implement themselves</li><li>Tested for railway applications</li></ul>

3043271

<h3>SC 4-NS/ 1-L - COMBI coupling</h3><p>COMBI coupling, nom. voltage: 800 V, nominal current: 32 A, number of connections: 2, connection method: Spring-cage connection, Rated cross section: 4 mm2, cross section: 0.08 mm2 - 6 mm2, mounting type: NS 35/15, NS 35/7,5, color: gray</p><ul><li>The coupling with spring-cage connection offers the ideal solution for applications with DIN rail mounting where only a low design height is available</li><li>Tested for railway applications</li></ul>

3043404

<h3>SP 4/14 - Plug</h3><p>Plug, nom. voltage: 800 V, nominal current: 32 A, number of positions: 14, connection method: Spring-cage connection, Rated cross section: 4 mm2, cross section: 0.08 mm2- 6 mm2, color: gray</p><ul><li>Large-surface labeling option</li><li>Practical coding option</li><li>Tested for railway applications</li></ul>

3043721

<h3>SP 4/15 - Plug</h3><p>Plug, nom. voltage: 800 V, nominal current: 32 A, number of positions: 15, connection method: Spring-cage connection, Rated cross section: 4 mm2, cross section: 0.08 mm2- 6 mm2, color: gray</p><ul><li>Large-surface labeling option</li><li>Practical coding option</li><li>Tested for railway applications</li></ul>

3043734

<h3>ST 4/ 2P BU - Feed-through terminal block</h3><p>Feed-through terminal block, nom. voltage: 800 V, nominal current: 32 A, number of connections: 2, connection method: Plug-in connection, 1st level connection left, Rated cross section: 4 mm2, cross section: 0.08 mm2 - 6 mm2, mounting type: NS 35/7,5, NS 35/15, color: blue</p><ul><li>Tested for railway applications</li><li>Connection with standard COMBI plugs</li></ul>

3043789

Feed-through terminal block - ST 4/ 2P BU

<h3>SPV 2,5/ 1 BU - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: blue</p><ul><li>Large-surface labeling option</li><li>Practical coding option</li><li>Tested for railway applications</li></ul>

3061017

<h3>SPV 2,5/ 1 GNYE - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: green-yellow</p><ul><li>Large-surface labeling option</li><li>Practical coding option</li><li>Tested for railway applications</li></ul>

3061020

<h3>SP 4/1 BU - Plug</h3><p>Plug, nom. voltage: 800 V, nominal current: 32 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 4 mm2, cross section: 0.08 mm2- 6 mm2, color: blue</p><ul><li>Large-surface labeling option</li><li>Practical coding option</li><li>Tested for railway applications</li></ul>

3061033

<h3>SP 4/1 GNYE - Plug</h3><p>Plug, nom. voltage: 800 V, nominal current: 32 A, number of positions: 1, connection method: Spring-cage connection, Rated cross section: 4 mm2, cross section: 0.08 mm2- 6 mm2, color: green-yellow</p><ul><li>Large-surface labeling option</li><li>Practical coding option</li><li>Tested for railway applications</li></ul>

3061046

<h3>ST 2,5-TWIN/ 1P OG - Feed-through terminal block</h3><p>Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 3, number of positions: 1, connection method: Spring-cage/plug-in connection, 1st level connection left, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, 1st level connection right, mounting type: NS 35/7,5, NS 35/15, color: orange</p>

3061091

Feed-through terminal block - ST 2,5-TWIN/ 1P OG

<h3>SP 2,5/ 6 NZ:4 - Plug</h3><p>Plug, nom. voltage: 500 V, nominal current: 24 A, number of positions: 6, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2- 4 mm2, color: gray</p>

3061127

<h3>STTB 2,5/2P-F - Screw flange</h3><p>Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks</p><ul><li>Same shape and pitch as the basic terminal blocks</li></ul>

3061169

STTB 2,5/2P-F - Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks

<h3>ST 2,5/2P-F - Screw flange</h3><p>Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks</p><ul><li>Same shape and pitch as the basic terminal blocks</li></ul>

3061198

ST 2,5/2P-F - Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks

<h3>ST 2,5-QUATTRO/4P-F - Screw flange</h3><p>Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks</p><ul><li>Same shape and pitch as the basic terminal blocks</li></ul>

3061208

ST 2,5-QUATTRO/4P-F - Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks

<h3>ST 2,5-TWIN/ 1P RD - Feed-through terminal block</h3><p>Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 3, number of positions: 1, connection method: Spring-cage/plug-in connection, 1st level connection left, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, 1st level connection right, mounting type: NS 35/7,5, NS 35/15, color: red</p>

3061237

ST 2,5-TWIN/ 1P RD - Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 3, number of positions: 1, connection method: Spring-cage/plug-in connection, 1st level connection left, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, 1st level connection right, mounting type: NS 35/7,5, NS 35/15, color: red

<h3>STTB 2,5/4P - Double-level terminal block</h3><p>Double-level terminal block, Current and voltage are determined by the plug used., nom. voltage: 500 V, nominal current: 22 A, connection method: Plug-in connection, 1st and 2nd level connection left, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/15, NS 35/7,5, color: gray</p><ul><li>Tested for railway applications</li><li>Connection with standard COMBI plugs</li></ul>

Spring-cage Connection Terminal Blocks