ERN

ERN CLASS H RENEWABLE LINK FUSE
ERS CLASS H RENEWABLE LINK FUSE
Catalog Number ERN (1 - 600A) 250 Volts AC or Less
Catalog Number ERS (1 - 600A) 600 Volts AC or Less
1
3
5
6
7
10
12
15
20
25
30
35
1
2
3
4
5
6
7
8
10
12
15
20
AMPERE RATINGS
ERN 250V
40
90
45
100
50
110
60
125
70
150
80
175
ERS 600V
25
60
30
70
35
80
40
90
45
100
50
125
ERN/ERS SPECIFICATIONS
“Renewable”, Non Time-Delay
200
225
250
300
350
400
450
500
600
—
—
—
150
175
200
225
250
300
350
400
450
500
600
—
BENEFITS:
• Economical, for general purpose use.
• Time lag design sustains overloads better than other
Class H fuses.
APPLICATIONS:
• Circuits having relatively low levels of available short circuit current.
• Industrial and commercial applications having frequent
outages where a renewable type fuse is desired.
• For motor applications, refer to EDISON ECNR/ECSR.
Voltage Rating:
ERN - 250VAC, ERS - 600VAC
Ampere Rating:
1 - 600 Amps
Interrupting Rating:
10,000 RMS Symmetrical Amps
Agency Approvals:
ERN (1-60A), (201-600A); ERS (1-100A), (201-600A)
UL Listed, Class H, UL248-6, File E162363
CSA Certified HRC-H per C22.22, No. 248.6, LR700489
RECOMMENDED FUSEBLOCKS:
Refer to page 135 in this catalog.
RECOMMENDED UPGRADE:
ECNR/ECSR or LENRK/LESRK.
VOLTS
250
600
EDISON
ERN
ERS
CROSS REFERENCE
BUSSMANN
GOULD
REN
OT
RES
OTS
LITTELFUSE
RLN
RLS
REPLACEMENT LINKS FOR RENEWABLE TYPE FUSES
Catalog Number ELNE (Amp) 250 Volts for ERN Fuses
Catalog Number ELS (Amp) 600 Volts for ERS Fuses
AMPERE RATINGS
Refer to respective table above.
VOLTS
250
600
EDISON
ELNE
ELS
CROSS REFERENCE
BUSSMANN
GOULD
LKN
RL
LKS
RLS
LITTELFUSE
LKN
LKS
33
ERN CLASS H RENEWABLE LINK FUSE
ERS CLASS H RENEWABLE LINK FUSE
DIMENSIONS
Ferrule Design—1 through 60 Amperes
200
100
80
100
80
60
60
40
40
30
30
20
20
10
8
10
8
6
6
4
4
200A
100A
60A
400A
600A
RMS SYMMETRICAL CURRENT IN AMPERES
8,000
10,000
6,000
4,000
3,000
2,000
800
1,000
600
.01
400
.01
20
.02
8,000
10,000
.02
6,000
.03
4,000
.04
.03
3,000
.06
.04
2,000
.06
800
1,000
.1
.08
600
.1
.08
400
.2
300
.3
.2
200
.4
.3
80
100
.4
60
.6
40
.6
RMS SYMMETRICAL CURRENT IN AMPERES
AMPERE
RATING
1
.8
300
1
30
Blade
Width
F
–
–
3/4
1-1/8
1-5/8
2
–
–
3/4
1-1/8
1-5/8
2
2
.8
20
Blade
Thickness
E
–
–
1/8
3/16
1/4
1/4
–
–
1/8
3/16
1/4
1/4
3
200
2
80
100
3
60
TIME IN SECONDS
200
TIME IN SECONDS
300
30A
AMPERE
RATING
300
34
Min.
Barrel Length
D
–
–
–
4-1/8
4-5/8
5-3/16
–
–
–
6-1/8
7-1/8
8-3/16
AVERAGE TIME/CURRENT CURVES
Cat. No. ERS (Amp) 600V
600A
400A
200A
100A
60A
30A
15A
Cat. No. ERN (Amp) 250V
40
ERS
600 VAC
Min.
Blade Length
C
–
–
1
1-3/8
1-7/8
2-1/4
–
–
1
1-3/8
1-7/8
2-1/4
15A
Amps
1-30
35-60
70-100
110-200
225-400
450-600
1-30
35-60
70-100
110-200
225-400
450-600
ERN
250 VAC
Max.
Diameter
B
9/16
13/16
–
–
–
–
13/16
1-1/16
–
–
–
–
Overall
A
2
3
5-7/8
7-1/8
8-5/8
10-3/8
5
5-1/2
7-7/8
9-5/8
11-5/8
13-3/8
30
Volts and
Catalog Number
Knife Blade—70 through 600 Amperes