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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
OTTA 2,5-PE
Weight
0.027 kg
Series OTTA

OTTA 2,5-PE - Ground terminal

Protective conductor universal terminal block with bolt connection, cross section: 0.1 - 2.5 mm2, width: 9 mm, color: Green-yellow

Technical Specifications

Product properties

Number of Connections2
Number of rows1

Insulation characteristics

Overvoltage categoryIII
Degree of pollution3

Electrical properties

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

Connection data

Grounding footYes
Number of connections per level2
Nominal cross section2.5 mm²

Level 1 above 1 below 1

NotePlease observe the current carrying capacity of the DIN rails.
Stripping lengthThe stripping length depends on the specification provided by the cable lug manufacturer.
Connection in acc. with standardIEC 60947-7-2
Nominal Current17.5 A
Nominal Voltage500 V

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

Width10 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

Colorgreen-yellow
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

General

Terminal block mounting0.6 Nm ... 0.8 Nm (M3)

Mechanical data

Open side panelNo

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 60947-7-2

Mounting

Mounting TypeNS 35/7,5
Mounting TypeNS 35/15
Mounting TypeNS 32
Terminal block mounting0.6 Nm ... 0.8 Nm (M3)
Accessories

Why Proax for Phoenix Contact 0790556?

Proax is an authorized distributor of Phoenix Contact 0790556 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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