Dry-Type Transformers

Inductors/Reactors

Dry-Type Transformers

Description: Power device used to step-up or step-down system operating voltage.

Dry-Type Distribution Transformers
Model	Power Rating	Applications	Bulletin #
Marine Duty	1 to 150 kVA, 1-ph, 60 Hz	Low Voltage	309
Marine Duty	15 to 500 kVA, 3-ph, 60 Hz	Low Voltage	310
Marine Duty	225 to 3000 kVA, 3-ph, 60 Hz	Medium Voltage	311
QPL	1 to 75 kVA, 60 Hz	"Jefferson Type"	313
QPL	1 to 125 kVA, 400 Hz	"Jefferson Type"	313
QPL	1 to 50 kVA, 60 Hz	"Crittenden Type"	313
QPL	1 to 37.5 kVA, 400 Hz	"Crittenden Type"	313
UL	1 to 500 kVA, 50/60 Hz 3-ph	General Purpose	300
K-Factor	1 to 5000 kVA, 50/60/400 Hz	GP/computer	300
Auto X-Frmr	1 to 5000 kVA, 50/60/400 Hz	General Purpose	300
Ferro X-Frmr	1 to 500 kVA, 50/60/400 Hz	General Purpose	300
UL	1 to 167.5 kVA, 60 Hz 1-ph	General Purpose	300
UL	1 to 500 kVA, 3-phase, 50/60/400 Hz	General Purpose	300
None of the Above

L-3 Power Magnetics Product Listing (Bulletin 300)

Marine-Duty: Single Phase - Low Voltage (Bulletin 309)

The L-3 Communications – Power Magnetics line of single-phase, marine-duty transformers for low-voltage applications are ruggedized to meet the demands of all types of commercial and pleasure ships, offshore oil rigs, dockside applications and other harsh environments. The unique design of these transformers combines exceptional harsh environment performance with cost-effectiveness.

Marine -Duty: Three Phase - Low Voltage (Bulletin 310)

The L-3 Communications – Power Magnetics line of three-phase, marine-duty transformers for low-voltage applications has been environmentally ruggedized to meet the demands of all types of commercial and pleasure ships, offshore oil rigs, dockside applications and other harsh environments.

Marine-Duty: Three Phase - Medium Voltage (Bulletin 311)

Environmentally ruggedized to meet the demands of all types of commercial and pleasure ships, offshore oil rigs, dockside applications and other harsh environments, the Power Magnetics three-phase, marine-duty transformers are optimized for medium-voltage applications.

"Crittenden Type" and "Jefferson Type" (Bulletin 313)

L-3 Communications – Power Magnetics "Crittenden Type" and "Jefferson Type" transformers for all branches of the military. Units are QPL (Qualified Product List) approved by the U.S. Navy and are either 60 Hz or 400 Hz.