Schneider Electric 50 A Rail Mount Fuse Holder, 3P-Pole, 690 V ac
- RS Stock No.:
- 482-875
- Mfr. Part No.:
- DF143NC
- Brand:
- Schneider Electric
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$286.24
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$314.86
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In Stock
- 8 unit(s) ready to ship from another location
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Units | Per unit |
|---|---|
| 1 - 4 | $286.24 |
| 5 - 24 | $281.06 |
| 25 - 49 | $275.84 |
| 50 - 99 | $270.41 |
| 100 + | $265.82 |
*price indicative
- RS Stock No.:
- 482-875
- Mfr. Part No.:
- DF143NC
- Brand:
- Schneider Electric
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Schneider Electric | |
| Product Type | Rail Mount Fuse Holder | |
| Range | TeSys DF | |
| Number of Poles | 3 | |
| Rail Type | DIN 35 mm | |
| Indicator | Yes | |
| Standards/Approvals | IEC 60947-3, CSA, RoHS, UL512 | |
| Series | DF | |
| Select all | ||
|---|---|---|
Brand Schneider Electric | ||
Product Type Rail Mount Fuse Holder | ||
Range TeSys DF | ||
Number of Poles 3 | ||
Rail Type DIN 35 mm | ||
Indicator Yes | ||
Standards/Approvals IEC 60947-3, CSA, RoHS, UL512 | ||
Series DF | ||
- COO (Country of Origin):
- TN
Schneider Electric Series DF Rail Mount Fuse Holder, 50A Current, 690V Voltage - DF143NC
This rail-mount fuseholder is designed to carry 14x51mm tubular fuses and to be installed on a 35mm DIN rail in industrial control and power distribution panels. It provides a compact, rail-mounted solution for three-phase Plus NEUTRAL arrangements at voltages up to 690V and is intended for use where clear fuse indication and straightforward switching are required.
Features & Benefits
• 50A rated operational current for high-load circuit protection
• Indicator fitted to show fuse status at a glance
• Screw-clamp terminals supporting up to 25mm² for secure connections
• Withstands 8 kV impulse voltage for transient resilience
• Short-circuit withstand up to 120 kA at 400V for fault survival
• Operates to +60 °C enabling high-temperature installations
• Indicator fitted to show fuse status at a glance
• Screw-clamp terminals supporting up to 25mm² for secure connections
• Withstands 8 kV impulse voltage for transient resilience
• Short-circuit withstand up to 120 kA at 400V for fault survival
• Operates to +60 °C enabling high-temperature installations
Applications
• Suitable for motor control panels requiring 3-phase protection
• Ideal for distribution boards in manufacturing plants
• Used with aM or gG 14x51mm fuse cartridges in switchgear
• Can be used for power-supply isolation in automation racks
• Suitable for retrofitting existing 35mm DIN-rail systems
• Ideal for distribution boards in manufacturing plants
• Used with aM or gG 14x51mm fuse cartridges in switchgear
• Can be used for power-supply isolation in automation racks
• Suitable for retrofitting existing 35mm DIN-rail systems
Which Terminal conductor types can be accommodated?
The unit accepts both rigid and flexible conductors
single conductors up to 25mm² on one Terminal and up to 10mm² on the other set of Terminals, with connections tightened to 3.5 N·m.
How does it cope with elevated ambient temperatures?
It is specified for operation between −20 °C and +60 °C with derating applied above 20 °C to maintain performance.
What mechanical mounting orientation is allowed?
It is designed for vertical mounting with a tolerance of ±23° on a symmetrical 35mm DIN rail.
What standards and certification apply to its electrical safety?
It conforms to EN/IEC 60947-3 and EN/IEC 60269-2 and carries recognition under UL and CSA schemes.
Standards
IEC 60947-3, UL 512, CSA 22-2 n° 39
Related links
- Schneider Electric 50A Rail Mount Fuse Holder for 14 x 51mm Fuse 690V ac
- Schneider Electric 50A Rail Mount Fuse Holder for 14 x 51mm Fuse 690V ac
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