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STTBS 4-MT - STTBS 4-MT 3035470 PHOENIX CONTACT Knife disconnect terminal block
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STTBS 4-MT

STTBS 4-MT 3035470 PHOENIX CONTACT Knife disconnect terminal block

$6.70USD
1529 in stock
Key Specifications
:4 mm² / 0.9 kg
Color:gray (RAL 7042)
Width:6.2 mm
Height:92.4 mm
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Technical Specifications

ParameterValue
4 mm² / 0.9 kg
Colorgray (RAL 7042)
Width6.2 mm
Height92.4 mm
ResultTest passed
Potentials2
Revolutions135
Product typeDisconnect terminal block
Mounting typeNS 35/7,5
Number of rows2
Rotation speed10 rpm
End cover width2.2 mm
Nominal current28 A
Nominal voltage500 V
Open side panelYes
Article revision01
Stripping length8 mm ... 10 mm
Time of exposure30 s
Cross section AWG28 ... 10 (converted acc. to IEC)
Depth on NS 35/1562.5 mm
Temperature cycles192
Depth on NS 35/7,555 mm
Insulating materialPA
Rated surge voltage6 kV
Test force setpoint1 N
Maximum load current34 A (with 4 mm² conductor cross section)
Overvoltage categoryIII
Nominal cross section4 mm²
Number of connections4
Test voltage setpoint7.3 kV
DIN rail/fixing supportNS 35
Insulating material groupI
Conductor cross section rigid0.08 mm² ... 6 mm²
Ambient temperature (assembly)-5 °C ... 70 °C
Conductor cross section/weight0.08 mm² / 0.1 kg
Ambient temperature (actuation)-5 °C ... 70 °C
Ambient temperature (operation)-60 °C ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see RTI Elec.)
Number of connections per level2
Conductor cross section flexible0.08 mm² ... 4 mm²
Connection in acc. with standardIEC 60947-7-1
Permissible humidity (operation)20 % ... 90 %
Requirement temperature-rise testIncrease in temperature ≤ 45 K
Short-time withstand current 6 mm²0.72 kA
Short-time withstand current 2.5 mm²0.3 kA
Flammability rating according to UL 94V0
Smoke gas toxicity NFPA 130 (SMP 800C)passed
Ambient temperature (storage/transport)-25 °C ... 60 °C (for a short time, not exceeding 24 h, -60 °C to +70 °C)
Conductor cross section, flexible [AWG]28 ... 12 (converted acc. to IEC)
Permissible humidity (storage/transport)30 % ... 70 %
Surface flammability NFPA 130 (ASTM E 162)passed
Static insulating material application in cold-60 °C
Maximum power dissipation for nominal condition1.02 W
Calorimetric heat release NFPA 130 (ASTM E 1354)28 MJ/kg
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
Specific optical density of smoke NFPA 130 (ASTM E 662)passed
Flexible conductor cross section (ferrule with plastic sleeve)0.14 mm² ... 4 mm²
Relative insulation material temperature index (Elec., UL 746 B)130 °C
Conductor cross-section flexible (ferrule without plastic sleeve)0.14 mm² ... 4 mm²
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21))130 °C
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve0.5 mm² ... 1 mm²

Product Description

Knife interruptible terminal block, nominal voltage: 500 V, nominal current: 28 A, connection type: Spring connection, Sizing cross-section: 2.5 mm², cross-section: 0.08 mm² - 6 mm², cross-section: 0.
Key Features
  • Industrial grade quality
  • RoHS compliant
  • CE certified
  • 1-year warranty

Product Documents

Datasheet

Technical specifications and performance data

User Manual

Installation and operation guide

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