Daito Communication Apparatus Co.
Daito WP4/ WP5 Fuse Alarm Indicating Fuses & Fuseholders
Manufacturer: Daito Communication Apparatus Co., Ltd.
Model: WP4/ WP5 Fuse
Features
- This product is a replaceable fuse with an interruption (alarm) function.
- By using P4 and PL4 fuse holders together, contact output during cutting is also possible.
- This fuse has a blown indication function.
- By using a P4, PL4 fuse holder, contact output is also possible when the fuse blows.
Specifications
| Cat. No. | Rated Current | Clearing Current | Clearing Time | Breaking Capacity | Nominal Value | |
|---|---|---|---|---|---|---|
| Typical Resistance*1 | Joule Integral*2 | |||||
| WP405 | 0.5 A | 1.0 A | Within 1 min | AC/DC 120 V 1,000 A | 1.3 Ω | 0.26 A²·s |
| WP413 | 1.3 A | 2.0 A | 0.5 Ω | 1.7 A²·s | ||
| WP420 | 2.0 A | 3.0 A | 62 mΩ | 4.9 A²·s | ||
| WP430 | 3.0 A | 4.5 A | 44 mΩ | 12 A²·s | ||
| WP450 | 5.0 A | 7.5 A | 28 mΩ | 39 A²·s | ||
| WP505 | 0.5 A | 1.0 A | 1.3 Ω | 0.26 A²·s | ||
| WP513 | 1.3 A | 2.0 A | 0.5 Ω | 1.7 A²·s | ||
| WP520 | 2.0 A | 3.0 A | 62 mΩ | 4.9 A²·s | ||
| WP530 | 3.0 A | 4.5 A | 44 mΩ | 12 A²·s | ||
| WP550 | 5.0 A | 7.5 A | 28 mΩ | 39 A²·s | ||
*1: Measured at 10% or less of the rated current.
*2: Joule integral is the value at 10 ms of I²t characteristics.
Note: If using this alarm fuse for an AC 100 V circuit, make sure that the product using the fuse is not subject to the PSE Law.
Alarm contact capacity: 200 VA max., AC 125 V / DC 100 V max., 5 A
Warning: When this alarm fuse melts, high-temperature metallic gas is discharged from the exhaust opening on the side of the fuse. Be extremely careful not to place anything flammable near this opening.
- Dimensions & Weight Size, Net Width
- 32×10×35mm 9.5g
- Color
- Black
- Package
- 100 pcs/box
100pcs/box
- Range of ambient temperature
- -20°C~70°C
- Storage temperature
- -40℃～85℃
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