ACME ELECTRIC
•
MILWAUKEE, WI
•
800.334.5214
•
acmetransformer.com
78
SECTION
TA SERIES OPEN CORE & COIL INDUSTRIAL CONTROL TRANSFORMERS
FINGER/GUARD
®
INDUSTRIAL CONTR L RANSFORMERS
PRIMARY FUSE SIZING CHARTS
RECOMMENDED RATING FOR CURRENT LIMITING CLASS CC FUSES
NOTE:
Bold lines indicate changes in the percent of rated current used to calculate fuse sizes in accordance with article 450 of the NEC.
CONNECTION DETAILS FOR GROUP C
CONNECT TO LINE FOR RESPECTIVE VOLTAGE
OUTPUT VOLTS
H1-H2
H1-H3
H1-H4
H1-H5
X1-X2
X1-X3
X1-X4
208
–
–
500
85
100
110
220
380
440
550
91
110
120
230
400
460
575
95
115
125
240
416
480
600
99
120
130
FUSE KITS–FOR FINGER/GUARD
®
INDUSTRIAL CONTROL TRANSFORMERS
* EN60742 requires transformers to pass the temperature rise limits of a 130° C (Class B) insulation system at 6% above the rated supply voltage.
CATALOG NO.
DESCRIPTION
PL79905
PRIMARY FUSE KIT FOR CLASS CC FUSES
PL79906
PRIMARY & SECONDARY FUSE KIT FOR CLASS CC PRIMARY FUSES & MIDGET SECONDARY FUSE
PL79907
PRIMARY FUSE KIT FOR MIDGET FUSES
PL79908
PRIMARY & SECONDARY FUSE KIT FOR MIDGET FUSES
VA
120 V
208 V
230 V
240 V
277 V
380 V
416 V
440 V
460 V
480 V
550 V
600 V
50
1.2
0.6
0.6
0.6
0.6
0.3
0.3
0.3
0.3
0.3
0.3
0.3
75
1.9
1.0
1.0
1.0
0.8
0.6
0.6
0.6
0.5
0.5
0.4
0.4
100
2.5
1.5
1.3
1.3
1.0
0.8
0.8
0.6
0.6
0.6
0.6
0.5
150
3.8
2.0
2.0
1.9
1.5
1.2
1.2
1.0
1.0
1.0
0.8
0.8
250
3.5
3.5
3.5
3.0
3.0
2.0
1.8
1.8
1.5
1.5
1.4
1.2
300
4.0
4.0
4.0
3.5
3.0
2.5
2.5
2.0
2.0
1.9
1.5
1.5
350
5.0
5.0
4.5
4.0
4.0
2.5
2.5
2.5
2.0
2.0
1.9
1.8
500
7.0
4.0
3.5
3.5
5.5
4.0
3.5
3.5
3.5
3.0
3.0
2.5
750
10.0
6.0
5.5
5.0
4.5
6.0
5.5
5.0
5.0
5.0
4.0
4.0
1000
15.0
8.0
7.0
7.0
6.0
4.5
4.0
3.5
3.5
3.5
5.5
5.0
1500
20.0
12.0
12.0
12.0
10.0
7.0
6.0
6.0
5.5
5.5
5.0
4.5
2000
25.0
12.0
15.0
15.0
12.0
9.0
8.0
8.0
7.5
7.0
6.0
6.0
3000
30.0
20.0
20.0
20.0
15.0
15.0
12.0
12.0
12.0
12.0
10.0
9.0
VA
24 V
85 V
91 V
99 V
100 V
110 V
115 V
120 V
125 V
130 V
50 VA
3.2
0.9
0.9
0.8
0.8
0.7
0.7
0.6
0.6
0.6
75 VA
5.0
1.4
1.2
1.2
1.2
1.0
1.0
1.0
1.0
0.8
100 VA
6.0
1.5
1.5
1.5
1.5
1.5
1.5
1.2
1.2
1.2
150 VA
10.0
2.5
2.5
2.5
2.5
2.0
2.0
2.0
2.0
1.5
250 VA
12.0
4.5
4.5
4.0
4.0
3.5
3.5
3.0
3.0
3.0
300 VA
15.0
5.5
5.5
5.0
5.0
4.5
4.5
4.0
4.0
3.5
350 VA
20.0
6.5
6.0
5.5
5.5
5.0
5.0
4.5
4.5
4.5
500 VA
25.0
9.0
9.0
8.0
8.0
7.0
7.0
6.0
6.0
6.0
750 VA
40.0
12.0
12.0
12.0
12.0
10.0
10.0
10.0
10.0
9.0
1000 VA
50.0
15.0
15.0
12.0
12.0
12.0
12.0
12.0
12.0
12.0
1500 VA
—
25.0
20.0
20.0
20.0
20.0
20.0
15.0
15.0
15.0
2000 VA
—
30.0
30.0
25.0
25.0
25.0
25.0
20.0
20.0
20.0
3000 VA
—
40.0
40.0
40.0
40.0
35.0
35.0
30.0
30.0
30.0
SECONDARY
FUSE SIZING CHARTS
RECOMMENDED RATING FOR CURRENT LIMITING MIDGET FUSES
