1. No category

Ver. Designed
Specification
0
440
460
480
Circuit Diagram
Rating
Cont.
Capacity
3 kVA
Content
Phase
PRI.
SEC.
Frequency
1∼
50/60Hz
Primary Volt.
440/460/480V
Secondary Volt.
100/110/115/120V
Secondary Curr.
30/27.3/26.1/25A
Insulation Resistance
P-S P-E S-E 100MΩ Min. at DC500V
Ver. Designed Rev. No.
Date
0
100
110
115
120
Dielectric Withstand Volt.
P
0 440 460 480
SEC.
S
0 100 110 115 120
P-E
AC 60Hz 4.0kV / 1min.
P-S
AC 60Hz 5.0kV / 1min.
Terminal(Tightening Torque)
S-E
AC 60Hz 2.5kV / 1min.
PRI. FP-40 4P M4 (1.8N・m)
SEC. FP-80 5P M5 (3.0N・m)
Transformer Mass
39kg
 FP-80 1P M5 (3.0N・m)
 TFE40 1P M4 (1.4-1.8N・m) UL Recognition
Terminal arrangement
PRI.

 
UL506
File No.E219074
Insulation Class 130 (System No.18-1) at 25℃
Content
Standard
EN61558-1:2005+A1:2009 EN61558-2-4:2009
IEC61558-1:2005+A1:2009 IEC61558-2-4:2009
PRI.
Insulation Class B at 40℃
Non short circuit proof isolating transformer
Symbol mark
Recommended protection device rating
Pri. Circuit Breaker 15A
Sec. Circuit Breaker 30A
(IEC60947-2 or IEC60934)
Date
NP
Ver. Designed Rev. No.
SEC.

SEC.
PRI.
MAX 275
MAX 145
MAX 130
Date
160
Rev. No.
203
Designed Date
4-φ9×25
Designed
M.Fujitaka
200
230
Material
Description
13.01.31
MAX 245
191
Content
2-M8
Finish
Remarks
Dry-type Isolating Transformer
Approved
Optional, Eye bolt type
Scale
Unit
N.Marukai
今井電機株式会社
IMAI ELECTRIC CO., LTD.
mm
Model
IEB1-B3000S-453
Dwg.No.
SB3000S453-2-V2