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PHOENIX CONTACT STTB 1,5-PV STTB 1,5-PV 3031526 PHOENIX CONTACT Double-level spring-cage terminal block View larger
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STTB 1,5-PV 3031526 PHOENIX CONTACT Double-level spring-cage terminal block

STTB 1,5-PV

3031526

PHOENIX CONTACT

50 Pcs.

Double-level spring-cage terminal block Double-deck spring terminal block, with potential splicers, nominal voltage: 500 V, nominal current: 17.5 A, connection type: Spring connection, 1st and 2nd floor, Sizing cross-section: 1.5 mm², cross-section: 0.08 mm² - 1.5 mm², mounting class: NS 35/7.5, NS 35/15, color: gray Double-level spring-cage terminal block, with equipotential bonder, nom. voltage: 500 V, nominal current: 17.5 A, connection method: Spring-cage connection, 1st and 2nd level, Rated cross section: 1.5 mm2, cross section: 0.08 mm2 - 1.5 mm2, mounting type: NS 35/7,5, NS 35/15, color: gray

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Technical data
Product properties
Product typeMulti-level terminal block
Area of applicationRailway industry
Machine building
Plant engineering
Process industry
Number of connections4
Number of rows2
Potentials1
Data management status
Article revision13
Insulation characteristics
Overvoltage categoryIII
Degree of pollution3
Electrical properties
Rated surge voltage6 kV
Maximum power dissipation for nominal condition0.56 W
Connection data
Number of connections per level2
Nominal cross section1.5 mm²
1st and 2nd level
Stripping length10 mm
Internal cylindrical gageA1
Connection in acc. with standardIEC 60947-7-1
Conductor cross section rigid0.08 mm² ... 1.5 mm²
Cross section AWG28 ... 16 (converted acc. to IEC)
Conductor cross section flexible0.08 mm² ... 1.5 mm²
Conductor cross section, flexible [AWG]28 ... 16 (converted acc. to IEC)
Conductor cross-section flexible (ferrule without plastic sleeve)0.14 mm² ... 1.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)0.14 mm² ... 1.5 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve0.5 mm²
Nominal current17.5 A (with 1.5 mm² conductor cross section)
Maximum load current17.5 A (in case of a 1.5 mm² conductor cross section, the maximum load current must not be exceeded by the total current of all connected conductors.)
Nominal voltage500 V
Nominal cross section1.5 mm²
Ex data
Rated data (ATEX/IECEx)
Identification II 2 GD  Ex eb IIC Gb
Operating temperature range-60 °C ... 110 °C
Ex-certified accessories3030459 D-STTB 2,5
3030747 ATP-STTB 4
1204504 SZF 0-0,4X2,5
3022276 CLIPFIX 35-5
3022218 CLIPFIX 35
List of bridgesPlug-in bridge / FBS 2-4 / 3030116
Plug-in bridge / FBS 3-4 / 3030129
Plug-in bridge / FBS 4-4 / 3030132
Plug-in bridge / FBS 5-4 / 3030145
Plug-in bridge / FBS 10-4 / 3030158
Plug-in bridge / FBS 20-4 / 3030352
Bridge data13.5 A / 1.5 mm²
Ex temperature increase40 K (17 A / 1.5 mm²)
Rated voltage440 V
for bridging with bridge440 V
- At bridging between non-adjacent terminal blocks352 V
Rated insulation voltage400 V
output(Permanent)
Ex level General
Rated current15 A
Maximum load current15 A
Ex connection data General
Nominal cross section1.5 mm²
Rated cross section AWG16
Connection capacity rigid0.08 mm² ... 1.5 mm²
Connection capacity AWG28 ... 16
Connection capacity flexible0.08 mm² ... 1.5 mm²
Connection capacity AWG28 ... 16
output(Permanent)
Ex level Level 1
Contact resistance1.07 mΩ
output(Permanent)
Ex level Level 2
Contact resistance0.91 mΩ
output(Permanent)
Ex level PV connection
Contact resistance1.19 mΩ
Dimensions
Width4.2 mm
End cover width2.2 mm
Height67.5 mm
Depth on NS 35/7,547.5 mm
Depth on NS 35/1555 mm
Material specifications
Colorgray (RAL 7042)
Flammability rating according to UL 94V0
Insulating material groupI
Insulating materialPA
Static insulating material application in cold-60 °C
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21))125 °C
Relative insulation material temperature index (Elec., UL 746 B)130 °C
Fire protection for rail vehicles (DIN EN 45545-2) R22HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R23HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R26HL 1 - HL 3
Calorimetric heat release NFPA 130 (ASTM E 1354)27,5 MJ/kg
Surface flammability NFPA 130 (ASTM E 162)passed
Specific optical density of smoke NFPA 130 (ASTM E 662)passed
Smoke gas toxicity NFPA 130 (SMP 800C)passed
Electrical tests
Surge voltage test
ResultTest passed
Temperature-rise test
Requirement temperature-rise testIncrease in temperature ≤ 45 K
ResultTest passed
Short-time withstand current 1.5 mm²0.18 kA
ResultTest passed
Power-frequency withstand voltage
Test voltage setpoint1.89 kV
ResultTest passed
Mechanical properties
Mechanical data
Open side panelYes
Mechanical tests
Mechanical strength
ResultTest passed
Attachment on the carrier
Test force setpoint1 N
ResultTest passed
Test for conductor damage and slackening
Rotation speed10 rpm
Revolutions135
Conductor cross section/weight0.08 mm² / 0.1 kg
1.5 mm² / 0.4 kg
ResultTest passed
Environmental and real-life conditions
Aging
Temperature cycles192
ResultTest passed
Needle-flame test
Time of exposure30 s
ResultTest passed
Oscillation/broadband noise
SpecificationDIN EN 50155 (VDE 0115-200):2008-03
SpectrumService life test category 2, bogie-mounted
Frequencyf1= 5 Hz to f2= 250 Hz
ASD level6.12 (m/s²)²/Hz
Acceleration3.12g
Test duration per axis5 h
Test directionsX-, Y- and Z-axis
ResultTest passed
Shocks
SpecificationDIN EN 50155 (VDE 0115-200):2008-03
Pulse shapeHalf-sine
Acceleration30g
Shock duration18 ms
Number of shocks per direction3
Test directionsX-, Y- and Z-axis (pos. and neg.)
ResultTest passed
Ambient conditions
Ambient temperature (operation)-60 °C ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see RTI Elec.)
Ambient temperature (storage/transport)-25 °C ... 60 °C (for a short time, not exceeding 24 h, -60 °C to +70 °C)
Ambient temperature (assembly)-5 °C ... 70 °C
Ambient temperature (actuation)-5 °C ... 70 °C
Permissible humidity (operation)20 % ... 90 %
Permissible humidity (storage/transport)30 % ... 70 %
Standards and regulations
Connection in acc. with standardIEC 60947-7-1
Mounting
Mounting typeNS 35/7,5
NS 35/15

ETIM for 3031526 Terminal blocks (EC000897)
Feature Name Feature Value
Connectable conductor cross section fine-strand without cable end sleeve (EF007341) 0.08 mm²
Connectable conductor cross section fine-strand with cable end sleeve (EF007339) 0.14 mm²
Connectable conductor cross section solid-core (EF007337) 0.08 mm²
Rated current In (EF008250) 17.5 A
Rated voltage (EF000228) 500 V
Type of electrical connection 1 (EF002526) Spring clamp connection
Type of electrical connection 2 (EF002527) Spring clamp connection
Number of levels (EF002659) 2
Number of clamp positions per level (EF002660) 2
Suitable for conductor material (EF012572) Aluminium/copper
Mounting method (EF000003) DIN rail (top hat rail) 35 mm
Material insulation body (EF007543) Other
Inflammability class of insulation material according to UL94 (EF002521) V0
Width (EF000008) 4.2 mm
Height (EF000040) 67.5 mm
Depth (EF000049) 47.5 mm
Explosion-tested version 'Ex e' (EF008498) Yes
Closing plate required (EF002525) Yes
Colour (EF000007) Grey
Internally connected stages (EF002661) Yes

Product Datasheet

Electrica Online Product Datasheet Prepared from the current product description, catalog data and structured technical attributes.