MEGA BOLT DOWN FUSE (70V) (PBFM-KT-In)

MEGA BOLT DOWN FUSE (70V) (PBFM-KT-In)
Product brochure Datasheet

General Specifications

TOP HOUSING : PPA, 30% GLASS FILLED UL94-V0
BOTTOM HOUSING : PPA, 30% GLASS FILLED UL94-V0
STRIP : COPPER, Sn PLATED / PRE-Sn PLATED
VOLTAGE RATING : 70V DC
INTERRUPTING RATING : 2500A @ 70V DC
REFERENCE STANDARD : ISO 20934 / UL 248-1
OPERATING TEMPERATURE : -40°C – 120°C
PACKING DETAILS : TRAY PACKING (70 No’s/TRAY)
MOUNTING TORQUE M8 : 20Nm ± 1Nm
(To be tightened/mounted with digital torque-wrench)

Time-Current Characteristic

Time-Current Characteristic (60A–250A)
% of Ampere Rating (A) Operating Time
MIN MAX
100% 4 hrs. –
135% 120 sec. 1800 sec.
150% 20 sec. 450 sec.
200% 1 sec. 15 sec.
350% 0.3 sec. 5 sec.
600% 0.1 sec. 1 sec.

Time-Current Characteristic (300A–500A)
% of Ampere Rating (A) Operating Time
MIN MAX
75% 4 hrs. –
200% 1 sec. 15 sec.
350% 0.5 sec. 5 sec.

Time-Current Characteristic Curve
Time-Current Characteristic Curve
NOTE:
THE FUSE CHARACTERISTICS MAY CHANGE DEPENDING ON THE CONDITIONS OF USE. (Ambient Temperature, cable size/connection, fuse holder/mounting, electrical connections and prospective fault current).

Typical Derating Of Fuse Melting

Typical Derating Of Fuse Melting

Product Details & Part Numbers

Ampere Rating (A) Part Number Color Code Marking Cold Resistance Cable Size as per ISO 20934 Voltage Drop (mV)
60A PBFM-KT-60A Light Blue 1.065 mΩ 6 mm² 85 mV
80A PBFM-KT-80A Dark Red 0.735 mΩ 10 mm² 70 mV
100A PBFM-KT-100A Yellow 0.575 mΩ 10 mm² 65 mV
125A PBFM-KT-125A Green 0.445 mΩ 16 mm² 68 mV
150A PBFM-KT-150A Orange 0.385 mΩ 25 mm² 71 mV
175A PBFM-KT-175A White 0.345 mΩ 25 mm² 70 mV
200A PBFM-KT-200A Blue 0.27 mΩ 35 mm² 60 mV
250A PBFM-KT-250A Pink 0.225 mΩ 50 mm² 62 mV
300A PBFM-KT-300A Dark Gray 0.180 mΩ 50 mm² 58 mV
350A PBFM-KT-350A Dark Green 0.165 mΩ 50 mm² 48 mV

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