Wiring solutions for photovoltaic power systems

Solutions for installers and system integrators

Wire faster and more effectively with Lumberg components:
industrially pre-assembled, overmolded and tested – naturally with connectors of the series LC3® or LC4®.
Overview
Solutions for module producers
Solutions for inverter and component producers
Solutions for installers and system integrators

Standard products LC3®
Standard products LC4®

Project support and sales

Catalog (PDF) 4 MB
Update approvals (PDF) 0.2 MB
No surprise that the world’s largest solar power plant (2007) is wired with Lumberg components:
Photovoltaic array harnesses by Lumberg are first choice for open space power plants.
This 40 MWp plant near Leipzig, Germany, combines 500,000 thinfilm modules.
Wiring of power plants: industrially pre-assembled, overmolded, tested
photovoltaic array harnesses LC3®
• industrially pre-assembled, ready-to-plug
• industrially tested
• type T or type X
• with the sleek and slim LC3® connectors
• optionally lockable according to NEC 2008 NFPA 70
photovoltaic array harnesses LC4®
• industrially pre-assembled, ready-to-plug
• industrially tested
• type T or type X
• with the new LC4® connectors
• with integrated locking, alternatively unlockable manually or only
with a special tool, according to NEC 2008 NFPA 70
photovoltaic array harnesses,
type X		 photovoltaic array harnesses,
type T
Components and auxiliaries for on-site assembly
Field-attachable connectors
from system LC3®
• optional locking according to
NEC 2008 NFPA 70
convenient installer toolbox
Field-attachable connectors
from system LC4®
• with integrated locking
• alternatively to be unlocked
manually or
only with a tool, acc. to
NEC 2008 NFPA 70
crimp tool LC3® with exchangeable inserts
Leitungen
2,5 mm²
AWG 14		 4,0 mm²
AWG 12		 6,0 mm²
AWG 10
standard or customized
crimp tool LC4®: only one tool
for all wire sections
Features Benefits
• photovoltaic array harnesses: everything is pre-assembled and
ready-to-plug
• harnesses 100 % tested
• overmolded connectors: outstanding environmental seals,
excellent strain relief, unsurpassed ruggedness and durability
• extremely sturdy: overmolded connector often even stronger
than the cable
• either with the slim LC3® connectors (optional locking) or
with the new LC4® connectors with integrated locking
• highest protection degree IP 68
• halogen-free
• UV and ozone-resistant
• up to 30 % shorter installation time
• permanently reliable system operation
• minimized attendance and servicing expenditure
• no lengthy crimping on-site when using pre-assembled and
overmolded harnesses
• ideal wiring strategy for every application:
overmolded solution is pre-assembled and 100 % tested,
field-attachable solution also available
• system meets international requirements, including
NEC 2008 NFPA 70
• all from one source, available worldwide
• standard and customized solutions
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