Daito Communication Apparatus Co.
Daito ES3 Fuse Tubular Fuses

Manufacturer: Daito Communication Apparatus Co., Ltd.
Model: ES3 Fuse
Features
- Trade mark: NEW
- Rated current: 0.315A, 0.4A, 0.5A, 0.63A, 0.8A, 1A, 1.25A, 1.6A, 2A, 2.5A, 3.15A, 4A, 5A, 6.3A
Specifications
| Cat. No. | Rated Current | Breaking Capacity | Typ. Resistance (Ω) | Joule Integral (A²·s) |
|---|---|---|---|---|
| ES3-0315 | 315 mA | AC 250V 35A | 0.66 | 0.48 |
| ES3-0400 | 400 mA | AC 250V 35A | 0.67 | 0.55 |
| ES3-0500 | 500 mA | AC 250V 35A | 0.5 | 1.52 |
| ES3-0630 | 630 mA | AC 250V 35A | 0.33 | 1.7 |
| ES3-0800 | 800 mA | AC 250V 35A | 0.22 | 2.6 |
| ES3-1000 | 1 A | AC 250V 35A | 0.1 | 4.8 |
| ES3-1250 | 1.25 A | AC 250V 35A | 43 mΩ | 6.3 |
| ES3-1600 | 1.6 A | AC 250V 35A | 35 mΩ | 9.8 |
| ES3-2000 | 2 A | AC 250V 35A | 25 mΩ | 19 |
| ES3-2500 | 2.5 A | AC 250V 35A | 20 mΩ | 31 |
| ES3-3150 | 3.15 A | AC 250V 35A | 14 mΩ | 50 |
| ES3-4000 | 4 A | AC 250V 40A | 12 mΩ | 83 |
| ES3-5000 | 5 A | AC 250V 50A | 9 mΩ | 150 |
| ES3-6300 | 6.3 A | AC 250V 63A | 6.8 mΩ | 270 |
Notes:
- Values measured at ≤10% of rated current.
- Joule Integral is the value of 1ms of I²t characteristics.

Carrying Capacity & Clearing Time (ES3 Fuse)
| Carrying Capacity | In ≤ 0.1A | 0.1A < In |
|---|---|---|
| 150% | 210% within 2 min 275% 0.2s–10s 400% 0.04s–3s 1000% 10ms–300ms | 210% within 2 min 275% 0.6s–10s 400% 0.15s–3s 1000% 20ms–300ms |
- Dimensions & Weight Size, Net Width
- Φ5.2×20mm 0.9g
- Package
- Minimum 100 units,
bulk packageminimum 100 units
- Range of ambient temperature
- -40°C~80°C
- Storage temperature
- -40℃~80℃











