Date:- 18 Mar, 2005
Data Sheet Issue:- 1
Ultra Rapid
Semiconductor Protection Fuse
BS 88 Round Body Type Fuses – 690V
British Standard
Voltage Rating to 690V
Current Ratings from 5A to 160A
gR Characteristics
Sizes 10x51, 17x49, 2x17x49
Key Features:
Extremely high interrupting rating fuses for the protection of power semiconductors in accordance
with IEC Standard 60269.1 and 4.
690V voltage rating complying with IEC 33
Non Magnetic construction
gR Characteristics (current ratings from 5 to 160A) according to VDE 636-23 and EC 60269.4
Models are available with or without separate trip indicator
Microswitch MC 6,3 GR 2-5N for fuses with separate trip indicator
17x49 gR fuses are UL recognised
Data Sheet xCW & xEEW
Issue 1
Page 1 of 5
March, 2005
WESTCODE
An
IXYS Company
BS 88 Round Body Fuses – 690V
Main Characteristics:
CW : 10x51 Without trip indicator
Size
Voltage
U
N
(V)
Ref:
5CW
6CW
10x51
690
10CW
12CW
15CW
20CW
Micro
Switch
N
N
N
N
N
N
Current
rating
I
N
(A)
5
6
10
12
15
20
Pre-arcing
I
2
t @ 1 ms
I
2
t
p
(A
2
s)
1.3
1.3
3.3
5.5
9.7
19.4
Total Clearing
I
2
t @ U
N
(A
2
s)
Ip
≤
50
Ip > 50
In
In
10
15
13.5
25
40
70
120
20.5
35
58
100
200
Power Losses @
0.8 In
1.05
1.3
2.2
2.3
2.4
3.1
In
2
2.5
4.1
4.3
4.4
5.8
200kA @ 690V
Tested
Interrupting rating
EEW : 2x17x49 Without trip indicator
Size
Voltage
U
N
(V)
Ref:
65EEW
75EEW
85EEW
2x17x49
690
90EEW
110EEW
140EEW
150EEW
160EEW
Micro
Switch
N
N
N
N
N
N
N
N
Current
rating
I
N
(A)
65
75
85
90
110
140
150
160
Pre-arcing
I
2
t @ 1 ms
I
2
t
p
(A
2
s)
210
310
430
525
850
1730
2090
2500
Total Clearing
I
2
t @ U
N
(A
2
s)
Ip
≤
50
Ip > 50
In
In
1590
2300
3050
3600
5500
11000
13400
15600
2270
3280
4350
5130
7840
15700
18500
22800
Power Losses @
0.8 In
9.5
10.9
11.9
12.4
13.8
15.5
15.6
16.9
In
17.4
20
21.9
22.8
26.5
28.5
28.7
31.5
200kA @ 690V
Tested
Interrupting rating
EEWI : 2x17x49 With separated trip indicator
Size
Voltage
U
N
(V)
Ref:
65EEWI
75EEWI
85EEWI
2x17x49
690
90EEWI
110EEWI
140EEWI
150EEWI
160EEWI
Micro
Switch
Y
Y
Y
Y
Y
Y
Y
Y
Current
rating
I
N
(A)
65
75
85
90
110
140
150
160
Pre-arcing
I
2
t @ 1 ms
I
2
t
p
(A
2
s)
210
310
430
525
850
1730
2090
2500
Total Clearing
I
2
t @ U
N
(A
2
s)
Ip
≤
50
Ip > 50
In
In
1590
2300
3050
3600
5500
11000
13400
15600
2270
3280
4350
5130
7840
15700
18500
22800
Power Losses @
0.8 In
9.5
10.9
11.9
12.4
13.8
15.5
15.6
16.9
In
17.4
20
21.9
22.8
26.5
28.5
28.7
31.5
200kA @ 690V
Tested
Interrupting rating
Notes: Minimum operating voltage for integrated trip indicator = 20V.
Microswitch reference :
MS 6.3 GR 2-5N
Data Sheet. xCW & xEEW Issue 1
Page 2 of 2
March, 2005
WESTCODE
An
IXYS Company
BS 88 Round Body Fuses – 690V
Electrical Characteristics:
Times vs current characteristics
These curves indicate, for each rated current, the pre-arcing time vs. the RMS pre-arcing current.
Tolerance for the mean pre-arcing current ± 10%
Size10x51
Size 2x17x49
Data Sheet. xCW & xEEW Issue 1
Page 3 of 3
March, 2005
WESTCODE
An
IXYS Company
BS 88 Round Body Fuses – 690V
Corrective Factor
The mean curves show the variation of the total clearing time (I
2
t
t
) and the total clearing duration t
t
as a
function of operating voltage U.
CW – Size 10x51
EEW & EEWI – Size 2x17x49
Peak Arc Voltage
This curve shows the peak value Um of the arc voltage which appears across the fuse link as a function
of the operating voltage U @ cos
ϕ
= 0.15.
CW – Size 10x51
EEW & EEWI – Size 2x17x49
Data Sheet. xCW & xEEW Issue 1
Page 4 of 4
March, 2005
WESTCODE
An
IXYS Company
BS 88 Round Body Fuses – 690V
Outline Drawing & Ordering Information
CW – 13gm
EEW – 106gm
EEWI – 116gm
ORDERING INFORMATION
Style
BS 88 Round Body
Voltage
690V
Current Rating
(A)
5 to 160
(Please quote code as below)
Type
CW or EEW
Trip Indicator
I
Order code: e.g.
65EEWI
= BS 88 Round Body – 65amp fuse with Trip indicator
IXYS Semiconductor GmbH
Edisonstraße 15
D-68623 Lampertheim
Tel: +49 6206 503-0
Fax: +49 6206 503-627
E-mail:
marcom@ixys.de
IXYS Corporation
3540 Bassett Street
Santa Clara CA 95054 USA
Tel: +1 (408) 982 0700
Fax: +1 (408) 496 0670
E-mail:
sales@ixys.com
Westcode Semiconductors Ltd
Langley Park Way Langley Park
Chippenham Wiltshire SN15 1GE
Tel: +44 (0)1249 444524
Fax: +44 (0)1249 659448
E-mail:
WSL.sales@westcode,com
Westcode Semiconductors Inc
3270 Cherry Avenue
Long Beach CA 90807 USA
Tel: +1 (562) 595 6971
Fax: +1 (562) 595 8182
E-mail:
WSI.sales@westcode.com
www.westcode.com
www.ixys.com
The information contained herein is confidential and is protected by Copyright. The information may not be used or disclosed
except with the written permission of and in the manner permitted by the proprietors Westcode Semiconductors Ltd.
In the interest of product improvement, Westcode reserves the right to change specifications at any time without prior notice.
© Westcode Semiconductors Ltd.
Data Sheet. xCW & xEEW Issue 1
Page 5 of 5
March, 2005
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