Street pillar for LV network nodes and electronic meters

The N0ST0310 pillar is an enclosure made of SMC fiberglass designed for the installation of metering units and terminal blocks in low-voltage distribution networks. Compliant with ENEL specifications and CEI EN 61439-5 standards, it ensures high mechanical performance, IP34D protection and full readiness for single-phase and three-phase electronic meters.

Street pillar for LV network nodes and electronic meters

Available variants

Parameter Value Unit
Material SMC (fiberglass), RAL 7001 grey
Reference standards ENEL DS4522 – registration numbers 284052, 288200
Compliance CEI EN 61439-5 (/A1), DS4931
Flame resistance DS 4974: >80 points
Resistance to surface currents IEC 60112: PTI 500
Impact resistance 20 J (CEI EN 61439-5)
Degree of protection IP34D (CEI EN 60529)
Overall dimensions (W×H×D) 530 × 1070 × 230 mm
Internal dimensions (W×H×D) 480 × 1030 × 130 mm
Installation Floor-mounted via frame N1ST0589

Technical specifications Street pillar for LV network nodes and electronic meters

Structure and materials

The pillar is manufactured with body and roof in SMC fiberglass, RAL 7001 grey. It guarantees high mechanical strength, resistance to external agents and electrical insulation suitable for outdoor installations. The material provides flame resistance greater than 80 points according to DS4974 and resistance to surface tracking PTI 500 in accordance with IEC 60112. Impact resistance is rated at 20 J.

Depending on the version, the enclosure is equipped with a three-point ENEL locking system type DS 4541/1 or DS 4541/2.

Functionality

  • Prepared for DS4533 and DS4534 sectioning terminal blocks.
  • Prepared for ENEL board DS4464/2 for 20 kW three-phase electronic meters.
  • Prepared for ENEL base type B3M DH902-A7 for 2 single-phase meters (10 kW) and 1 three-phase meter (15 kW).
  • Ribbed door with 120° opening, fully removable.
  • Lower door removable after opening the upper door.
  • Assembly screws not accessible from the outside.
  • Side holes Ø40 mm positioned 150 mm from ground level for temporary cable exit.

Compliance

  • Compliant with ENEL specifications DS4522, DS4931 and DS4464/2.
  • Supplied with anchoring frame kit N1ST0589 for floor installation.
  • Compatible accessories include doors, roof, locking systems SC/1, SC/T, SC/12, SC/21, adjustable supports, hinges and MST/S-B150 terminal blocks.

ENEL references

DS 4464, DS 4522, DS 4533, DS 4541, DS 4931, DS 4974.

Versatile applications

  • Low-voltage street network nodes

  • Housing for single-phase and three-phase electronic meters

  • Outdoor installations with high protection requirements

  • Energy distribution infrastructure and secondary cabinets

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