Bussmann HM25030-2PR Data Sheet
Effective December 2015
BUSSMAN N
SERIES
Technical Data 10289
Supersedes November 2014
Class H(K), J and R modular ferrule fuse blocks
Features and benefits:
•
Available in 1-, 2-, and 3-pole configurations
to meet stocking requirements.
•
To reduce inventory, assembly time and
labor, modular single-pole blocks snaptogether for tool-less assembly of multiple
poles at point of use.
•
DIN-Rail and panel mount versatility
allows one product to be used for multiple
applications with lower inventory cost.
•
Save panel space with the smallest width
dimension on the market.
•
Optional see-through, IP20 finger-safe
covers enhance safety with lock-out/tag-out
capability.
•
Optional open fuse indication on covers
speeds troubleshooting.
•
Product description:
HM Class H(K) JM Class J and RM Class R
modular ferrule fuse blocks for fuses up to 60
amps.
®
The new Bussmann
multiple features that increase versatility,
reduce labor and enhance safety for any panel
or electrical system design.
series fuse blocks contain
Easy circuit identification with available
universal marker labels for blocks and
covers.
Technical Data 10289
Class H(K), J and R ferrule fuse blocks
Effective December 2015
Specications
Ratings:
•
Volts Class H 250V, 600V
Class J 600V
Class R 250V, 600V
•
Amps up to 60A
•
Withstand Class J and R 200kA RMS Sym
Class H(K) 10kA RMS Sym
Agency information:
Blocks:
•
UL® Listed E14853 - IZLT
•
CSA® Certified 47235-6225-01
•
CE
•
RoHS Compliant
•
Conflict mineral free
•
REACH declaration available upon request
Covers:
•
UL Listed E58836 - JDVS
•
CSA Certified 47235-6225-01
•
RoHS Compliant
•
REACH declaration available upon request
Poles:
•
1-, 2-, 3-pole units factory assembled
•
Single-pole units snap together to create desired number of
poles
Flammability ratings:
•
Blocks — UL 94V0, self-extinguishing
•
Covers — UL 94HB, self-extinguishing
Operating and storage temperature range:
•
Blocks -40°C to +120°C
•
Non-Indicating covers -40°C to +120°C
•
Indicating covers -20°C to +90°C*
* Indication requires minimum 90Vac/dc and closed circuit to illuminate.
Recommended Bussmann series fuses:
Class H(K)
•
Basic protection general purpose 250V NON, data sheet
No. 1030
•
Basic protection general purpose 600V NOS, data sheet
No. 1030
Class J
•
Ultimate protection Low-Peak™ LPJ time-delay fuses,
data sheet No. 1006
•
Advanced protection Limitron™ JKS fast-acting fuses,
data sheet No. 1026
Class R
•
Ultimate protection Low-Peak LPN 250V time-delay,
data sheet No. 1003
•
Ultimate protection Low-Peak LPS 600V time-delay,
data sheet No. 1001
•
Advanced protection Limitron KTN-R 250V fast-acting,
data sheet No. 1043
•
Advanced protection Limitron KTS-R 600V fast-acting,
data sheet No. 1044
•
Advanced protection energy efficient Fusetron™ FRN 250V
time-delay, data sheet No. 1019
•
Advanced protection energy efficient Fusetron FRS, 600V
time-delay, data sheet No. 1017
Recommended Bussmann series DIN-Rail end stops:
•
Part No. BRKT-ND
•
Part No. BRKT-NDSCREW2
Marker labels:
•
Use Bussmann series part number TM26CB
Materials:
•
Base — Thermoplastic
•
Terminals — Tin-plated copper brass
•
Covers — Thermoplastic
Table 1. Terminals, conductors and torque values
Torque
Terminal type AWG type/range
AWG Lb-in (N•m)
2-3;
Box Lug (“CR” Option) 75°C Cu 2-14, AL 2-8
4-6;
8;
10-14;
All other terminals* 75/90°C Cu 10-18 10-18; 20 (2.3)
* 3/16“ Quick Connect terminal maximum ampacity dependent on female spade connector and wire ratings.
2
50 (5.6)
45 (5.1)
40 (4.5)
35 (4.0)
Technical Data 10289
Class H(K), J and R ferrule fuse blocks
Effective December 2015
Table 2. Class H fuse block catalog numbers
Terminal type
Volts Fuse amp range PolesBox lug #10-32 Phil-slot screw Screw with quick-connect* Pressure plate
HM25030-1CR HM25030-1SR HM25030-1QR HM25030-1PR
HM25030-2CR HM25030-2SR HM25030-2QR HM25030-2PR 2
HM25030-3CR HM25030-3SR HM25030-3QR HM25030-3PR 3
HM25060-1CR — — —
250
HM25060-2CR — — — 2
HM25060-3CR — — — 3
HM60030-1CR HM60030-1SR — HM60030-1PR
HM60030-2CR HM60030-2SR — HM60030-2PR 2
HM60030-3CR HM60030-3SR — HM60030-3PR 3
HM60060-1CR — — —
600
HM60060-2CR — — — 2
HM60060-3CR — — — 3
* 3/16“ Quick Connect terminal maximum ampacity dependent on female spade connector and wire ratings.
Table 3. Class H block covers
Catalog numbers
Fuse block series Volts Amp range
HM25030-#XX
HM25060-#XX 31 to 60 CVRI-RH-25060 CVR-RH-25060
HM60030-#XX
HM60060-#XX 31 to 60 CVRI-RH-60060 CVR-RH-60060
# = number of poles
XX = terminal type
1/2 to 30 CVRI-RH-25030 CVR-RH-25030
250
1/2 to 30 CVRI-RH-60030 CVR-RH-60030
600
Indicating Non-indicating
1/2 to 30
31 to 60
1/2 to 30
31 to 60
1
1
1
1
Table 4. Class R fuse block catalog numbers
Terminal type
Volts Fuse amp range PolesBox lug #10-32 Phil-slot screw Screw with quick-connect Pressure plate
RM25030-1CR RM25030-1SR RM25030-1QR RM25030-1PR
RM25030-2CR RM25030-2SR RM25030-2QR RM25030-2PR 2
RM25030-3CR RM25030-3SR RM25030-3QR RM25030-3PR 3
RM25060-1CR — — —
250
RM25060-2CR — — — 2
1/2 to 30
31 to 60
RM25060-3CR — — — 3
RM60030-1CR RM60030-1SR — RM60030-1PR
RM60030-2CR RM60030-2SR — RM60030-2PR 2
RM60030-3CR RM60030-3SR — RM60030-3PR 3
RM60060-1CR — — —
600
RM60060-2CR — — — 2
1/2 to 30
31 to 60
RM60060-3CR — — — 3
* 3/16“ Quick Connect terminal maximum ampacity dependent on female spade connector and wire ratings.
Table 5. Class R block covers
Catalog numbers
Fuse block series Volts Amp range
RM25030-#XX
RM25060-#XX 31 to 60 CVRI-RH-25060 CVR-RH-25060
RM60030-#XX
RM60060-#XX 31 to 60 CVRI-RH-60060 CVR-RH-60060
# = number of poles
XX = terminal type
1/2 to 30 CVRI-RH-25030 CVR-RH-25030
250
1/2 to 30 CVRI-RH-60030 CVR-RH-60030
600
Indicating Non-indicating
1
1
1
1
3
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