Specifications

Chapter 8 Options
- 143-
8-5 Isolation transformer
u Models
The model of the Isolation transformer is as
follows:
u Specifications
The specifications of transformers are as follows:
PT1-
20004-XXX
PT1-
20008-XXX
Rated 2nd voltage 200V 200V
Rated 2nd current 4A 8A
Rated prim. Volt. AC100/115/200/220V, 50/60Hz
Rated capacity 800VA 1600VA
Isolation class B-class Isolation
Ins. resistance 500M ohm or more (DC 1000V)
Withstand voltage AC2000V 1minute (50/60Hz)
Amb. temperature
−10 to +55℃
Overheat protection
Built-in thermal protector
(cutoff temperature: 130℃)
u External dimensions
The external dimensions of the transformers are as follows:
Third angle projection method Unit: mm
Model A B C D E F
PT1-20004 145 96 150 120 160 6.5
PT1-20008 180 127 165 127 195 6.5
Model G H J t Mass
PT1-20004 4 120 140 1.6 7.5kg
PT1-20008 4 150 155 2.3 14.5kg
u Connections
The schematic of the transformers are shown below in the figure to the left. When the primary voltage is
one of 100/115/200/220V, connect terminals as shown below in the figures to the right.
PT1-200 04-200
Ins. transformer: PT1 series
2nd volt. 200: AC 200V
2nd cur.
04:
4A
08: 8A
Prim. volt
100:
AC100V
115: AC115V
200: AC200V
220: AC220V
Primary
Secondary
AC100V AC115V AC200V AC220V
Power
Power
Power
Power