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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
OTTA 2,5-P/P
Weight
0.012 kg
Series OTTA

OTTA 2,5-P/P - Bolt connection terminal block

Universal terminal block with bolt connection, with test socket screws, cross section: 0.1 - 2.5 mm2, width: 9 mm, color: Gray

Technical Specifications

Product properties

Number of Connections2
Number of rows1
Potentials1

Insulation characteristics

Overvoltage categoryIII
Degree of pollution3

Electrical properties

Rated surge voltage8 kV
Maximum power dissipation for nominal condition0.77 W

Connection data

Number of connections per level2
Nominal cross section2.5 mm²
Stripping lengthThe stripping length depends on the specification provided by the cable lug manufacturer.
Connection in acc. with standardIEC 60947-7-1
Nominal Current24 A
Maximum Load Current24 A (with a 2.5 mm² conductor cross section)
Nominal Voltage800 V (the nominal voltage applies to insulated cable lugs)
Nominal cross section2.5 mm²

Cable lug connection DIN 46234:1980-03

Connection in acc. with standardDIN 46234:1980-03
Cross section0.1 mm² ... 2.5 mm²
Cross section range AWG24 ... 14 (converted acc. to IEC)
Hole diameter3.2 mm
Width7.6 mm
Bolt diameter3 mm
Screw threadM3
Tightening torque0.6 ... 0.8 Nm
Identification color of ring cable lugs : red1.5 mm²
Identification color of ring cable lugs : blue2.5 mm²
Connection in acc. with standardDIN 46237:1970-07
Cross section0.5 mm² ... 2.5 mm²
Cross section range AWG20 ... 14 (converted acc. to IEC)
Hole diameter3.2 mm
Width7.6 mm
Bolt diameter3 mm
Screw threadM3
Tightening torque0.6 ... 0.8 Nm

Dimensions

Width9 mm
End cover width1.5 mm
Height43.5 mm
Depth on NS 3250.5 mm
Depth on NS 35/7,545.5 mm
Depth on NS 35/1553 mm

Material specifications

Colorgray
Flammability rating according to UL 94V2
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))130 °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)28 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

Surge voltage test

ResultTest passed

Temperature-rise test

Requirement temperature-rise testIncrease in temperature ≤ 45 K
ResultTest passed
Short-time withstand current 2.5 mm²0.3 kA
ResultTest passed

Power-frequency withstand voltage

Test voltage setpoint2 kV
ResultTest passed

Mechanical data

Open side panelYes

Mechanical strength

ResultTest passed

Attachment on the carrier

DIN rail/fixing supportNS 32/NS 35
ResultTest passed

Needle-flame test

Time of exposure30 s
ResultTest passed

Oscillation/broadband noise

SpecificationDIN EN 50155 (VDE 0115-200):2018-05

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
Mounting TypeNS 35/15
Mounting TypeNS 32
Accessories

Why Proax for Phoenix Contact 0790543?

Proax is an authorized distributor of Phoenix Contact 0790543 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.

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Additional Information

Pack Size50
Recommended
Sold in quantities of 50

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