AUTO / BUCK-BOOST > Voltage Adjuster

An ECONOMICAL solution for Voltage Step-Up/Down ( NO Isolation )



Spreadsheet View
Circuit Voltage3-PHASE, 208-230-240V
Load Voltage3-PHASE, 220V
AMPSCatalog #
243EF778FSTA10
523EF778FSTA20
783EF778FSTA30
1183EF778FSTA45
1963PT778PA75
2623PT778PA100
5253PT778PA200
Circuit Voltage3-PHASE, 575V
Load Voltage3-PHASE, 480V
AMPSCatalog #
153EF485FSTA15
303EF485FSTA30
453EF485FSTA45
753PT485PA75
1503PT485PA150
2253PT485PA225
3003PT485PA300
Circuit Voltage3-PHASE, 480V
Load Voltage3-PHASE, 400V
AMPSCatalog #
213EF657FSTA15
423EF657FSTA30
653EF657FSTA45
863PT485PA75
1723PT485PA150
2603PT485PA225
3453PT485PA300
 
Construction
Availability
Phase
Frequency
Capacity
Primary Voltage
Secondary Voltage
Enclosure
Temp Rise
Terminals
Conductor
Image Catalog No Description
3EF778FSTA10 10 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3EF347FSTA15 15 KVA
480
380Y/220
NEMA-1 ( INDOOR )
3EF657FSTA15 15 KVA
480
400Y/231
NEMA-1 ( INDOOR )
3EF485FSTA15 15 KVA
575
480Y/277
NEMA-1 ( INDOOR )
3EF778FSTA20 20 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3EF778FSTA30 30 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3EF657FSTA30 30 KVA
480
400Y/231
NEMA-1 ( INDOOR )
3EF485FSTA30 30 KVA
575
480Y/277
NEMA-1 ( INDOOR )
3EF778FSTA45 45 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3EF657FSTA45 45 KVA
480
400Y/231
NEMA-1 ( INDOOR )
3EF485FSTA45 45 KVA
575
480Y/277
NEMA-1 ( INDOOR )
3PT485PA45 45 KVA
575/480
480/400
NEMA-1 ( INDOOR )
3PT778PA75 75 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3PT485PA75 75 KVA
575/480
480/400
NEMA-1 ( INDOOR )
3PT778PA100 100 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3PT778PA112 112.5 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3PT485PA112 112.5 KVA
575/480
480/400
NEMA-1 ( INDOOR )
3PT778PA150 150 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3PT485PA150 150 KVA
575/480
480/400
NEMA-1 ( INDOOR )
3PT778PA200 200 KVA
208-220-230-240
208-220-230-240
NEMA-1 ( INDOOR )
3PT485PA225 225 KVA
575/480
480/400
NEMA-1 ( INDOOR )
3PT485PA300 300 KVA
575/480
480/400
NEMA-1 ( INDOOR )
3PT485PA500 500 KVA
575/480
480/400
NEMA-1 ( INDOOR )