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Precautions for selecting peripheral devices
400V class
Manufacturer: Mersen Japan K.K.
Contact: Sun-Wa Technos Corporation
When installing several fuses in parallel, leave 12mm or more between the fuses.
[Estimated lifespan of fuse]
Estimated lifespan for when the yearly average surrounding air temperature is 50°C (without corrosive gas, flammable gas, oil mist, dust and dirt etc.)
Motor
capacity (kW)
Recommended fuse
Fuse rating (A) Model Fuse holder (2 poles)
0.4 12.5 6.900 CP GR 10.38 0012.5
US102 (without fuse light melting indicator)
or US102I (with fuse light melting indicator)
0.75 16 6.900 CP GR 10.38 0016
1.5 16 6.900 CP GR 10.38 0016
2.2 20 6.900 CP GR 10.38 0020
3.7 30 6.900 CP GR 10.38 0030
5.5 50 6.9 URD 30 TTF 0050 —
7.5 50 6.9 URD 30 TTF 0050 —
11 80 6.9 URD 30 TTF 0080 —
15 125 6.9 URD 30 TTF 0125 —
18.5 125 6.9 URD 30 TTF 0125 —
22 160 6.9 URD 30 TTF 0160 —
30 200 6.9 URD 30 TTF 0200 —
37 250 6.9 URD 30 TTF 0250 —
45 315 6.9 URD 30 TTF 0315 —
55 350 6.9 URD 30 TTF 0350 —
75 450 6.9 URD 30 TTF 0450 —
90 500 6.9 URD 30 TTF 0500 —
110 550 6.9 URD 31 TTF 0550 —
132 630 6.9 URD 31 TTF 0630 —
160 800 6.9 URD 31 TTF 0800 —
185 900 6.9 URD 32 TTF 0900 —
220 1000
6.9 URD 32 TTF 1000 or
6.9 URD 31 TTF 0630 2 in parallel
—
250 1250
6.9 URD 33 TTF 1250 or
6.9 URD 31 TTF 0700 2 in parallel
—
280 1400
6.9 URD 33 TTF 1400 or
6.9 URD 31 TTF 0800 2 in parallel
—
315 1600
6.9 URD 232 TTF 1600 or
6.9 URD 31 TTF 0800 2 in parallel
—
355 1800
6.9 URD 232 TTF 1800 or
6.9 URD 32 TTF 0900 2 in parallel
—
400 1800
6.9 URD 232 TTF 1800 or
6.9 URD 32 TTF 0900 2 in parallel
—
450 2500 6.9 URD 33 TTF 1250 2 in parallel
—
500 2700 6.9 URD 32 TTF 0900 3 in parallel
—
560 2700 6.9 URD 32 TTF 0900 3 in parallel
—
NOTE
Install a fuse across terminal P/+ of the inverter and the converter and across terminal N/- of the inverter and the
converter.
Part Name Estimated lifespan Replacement method
Fuse 10 years Replace with a new one
NOTE
If the fuse melts down, wiring failure such as a short circuit may be the cause. Identify the problem and fix it before
replacing the fuse.
HC2.book 13 ページ ２０１２年１１月１９日 月曜日 午前１０時５２分