Bussmann R250 Series Data Sheet
9-18-02
SB02295
Class R Fuseblocks R250 Series
250 Volts
Form No. R250 Series
Page 1 of 3
Data Sheet: 1110
Bussmann
®
Catalog Symbol: R250 Series
Ampere Rating: ⁄Ω¡º-600A
Voltage Rating: 250V
Agency Information:
UL Listed, UL 512, Guide IZLT, File E14853
CSA Certified, C22.2 No. 39,
Class 6225-01, File 47235
Withstand Rating: 200,000A RMS Sym.
For use with Class R fuses (LPN-RK and FRN-R)
UL Flammability: 94VO
Materials: Thermoplastic
Class R Fuseblocks (250V) Catalog Data (for LPN-RK, FRN-R, DLN-R and KTN-R Fuses)
Terminal Type (Suffix No.) Dimensions (Inches)
Basic
Screw w/ Box Lug w/
0.259 J Dia.
Catalog Pres. Clip Quick- Fig. x Wire
Number — Plate — Cu Only Connect No. A B C D E F G H C’ Bore K Range
⁄Ω¡º 1 R25030-1 SR PR CR COR QR* 1 COR #6-14 CU ONLY
to 2 R25030-2 SR PR CR COR QR* 2 CR #2-14 CU, #2-12 AL
30 3 R25030-3 SR PR CR COR QR* 3 (See Figures) PR #10-18 CU ONLY
QR N/A
SR #10-18 CU ONLY
31 1 R25060-1 — — CR COR — 4 1.5
COR #2-14 CU ONLY
to 2 R25060-2 — — CR COR — 5 4.25 1.73 2.81 1.5 0.5 0.5 1.25 1.31 0.22 x 0.41 0.27
CR #2-14 CU, #2-8 AL
60 3 R25060-3 — — CR COR — 6 4.125
61 1 R25100-1 — — CR COR — 7
to 2 R25100-2 — — CR COR — 8 (See Figures)
COR 1/0-8 CU ONLY
100 3 R25100-3 — — CR COR — 9
CR 1/0-8 CU/AL
101
1 R25200-1 — — CR — 10 7.125 3.15 3.0 2.06 0.5 2.0 3.0 0.75 — 0.31
CR 250kcmil-6 CU/AL
to
200
3 R25200-3 — — CR — 11
(See Figure)
201
1 R25400-1 — — CR‡ COR‡ — 10 9.06 4.0 3.0 3.02 0.91 1.75 3.0 1.0
COR 500kcmil-4/0 CU ONLY
to — 0.56
400
3 R25400-3 — — CR† COR† — 12 9.06 4.0 4.0 2.5 0.82 9.25 10.88 1.0
CR 500kcmil-4 CU/AL
401
1 R25600-1 — — CR — — 10 11.0 4.97 3.0 4.0 1.125 1.75 4.0 1.0
to — 0.56 CR (2) 500kcmil-4/0 CU/AL
600
3 R25600-3 — — CR† — — 12 11.0 4.97 5.0 3.0 1.87 11.0 14.74 1.0
*U.L. Recognized, No CSA Certification.
†No UL, No CSA Certification.
‡UL Recognized, CSA Certification
Poles
Amps
CE logo denotes compliance with European Union Low Voltage Directive (50-1000Vac, 75-1500Vdc). Refer
to Data Sheet: 8002 or contact Bussmann Application Engineering at 314-527-1270 for more information.
Class R Fuseblocks R250 Series
250 Volts
Bussmann
®
Form No. R250 Series
Page 2 of 3
Data Sheet:1110
Dimensional Data
250V
⁄Ω¡ºA to 30A
FIGURE 1. FIGURE 2. FIGURE 3.
250V, 31A to 60A
FIGURE 4. FIGURE 5. FIGURE 6.
250V, 61A to 100A
FIGURE 7. FIGURE 8. FIGURE 9.
9-18-02
SB02295
3"
2.5"
2 SPACES AT
0.95" - 1.91"
3.03"
1.41"
0.22"
0.17"
1.27"
1.09"
0.75"
0.41"
2.05"
1.25"
0.95"
0.25"
B
K
A
2.06"
0.25"
0.5"
0.22" DIAMETER
C
F
J
1.81"
0.62"
0.59"
0.55"
C
E
H
F
3.38"
1.56"
0.62"
1.52"
0.55"
F
J
0.59"
0.62"
C
HE
H
J
G
D
4.94"
1.56"1.56"
7.36"
0.28" DIA. x
0.5" C'BORE
3.125"
2.38"
2.125"
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