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Eaton Crouse-Hinds (Airport Lighting Company)

Eaton Crouse-Hinds L-830 Isolation Transformer

Series-loop isolation transformer — the backbone of AGL.

Eaton's Crouse-Hinds L-830 and L-831 isolation transformers sit between the 6.6 A series loop and each individual fixture, providing galvanic isolation so that a single lamp failure does not bring down the circuit. Rated 25 VA to 500 VA, they are FAA AC 150/5345-47 certified, survive direct immersion and Gulf desert thermal cycling, and are the default choice at virtually every large GCC airport — often specified by type name on tender BOQs.

Eaton Crouse-Hinds (Airport Lighting Company) logo
Eaton Crouse-Hinds L-830 Isolation Transformer
runway · lighting · airfield · electrical
AVS·CAT
Product at a glance
Category
runway lighting airfield electrical
Launched
1985
Price tier
budget
GCC sites
7
Status
● Current model
Technical specifications

Key specs

Ratings25 / 30 / 45 / 65 / 100 / 200 / 300 / 500 VA
Primary current6.6 A (standard)
Secondary current6.6 or 20 A (L-824 cable)
Insulation5,000 V BIL
EnclosureDirect-burial epoxy, fully potted
Operating temp-55 to +65 °C
ImmersionPermanent submersion rated
FAA specL-830 / L-831
Compatibility

Works with

  • Compatible with every major CCR (ADB, OCEM, ATG, Transcon, Honeywell)
  • Accepts L-823 secondary connector kit
  • Pairs with any FAA L-861 through L-862 fitting
  • Hosts RELIANCE / LOYRA / AFLCS monitoring modules
Certifications

Approvals

FAA AC 150/5345-47
ETL listed
IEC 61822
ICAO Annex 14
Best for

Typical use cases

Use case 1
Series-loop primary for CAT III runway at a Gulf hub.
Use case 2
Spares replenishment during a night runway closure.
Use case 3
New greenfield runway at a KSA regional airport.