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Products Details
- HOLDONE RCB Series
- 400A to 6300A
- 1000V
- GB7251.2, IEC61439-6
Introduction
The HOLDONE RCB Series Resin Cast Bus Duct is engineered for superior electrical distribution with a current carrying capacity ranging from 400A to 6300A, making it suitable for a broad array of industrial and commercial power needs. Designed to integrate seamlessly with plug-in box units supporting a rated current from 16A to 1250A, this bus duct operates effectively at a rated working voltage of up to 1000V. The series is built to the stringent protection level of IP68, ensuring complete and continuous immersion protection against dust, dirt, and submersion in water, reflecting its suitability for even the most challenging environmental conditions.
Specification
| Parameter | Specification |
| Bus Duct Current Level | 400A to 6300A |
| Rated Current of Plug-in Box Unit | 16A to 1250A |
| Rated Working Voltage | 1000V |
| Protection Level | IP68 |
| Compliance | GB7251.2, IEC61439-6 |
| Standard | IEC/EN60439.1/2, GB7251.1/2, other relevant standards |
| Certificate | CCC, ASTA, KEMA |
| System | Three-phase three-wire, three-phase four-wire, etc. |
| Ambient Temperature | Maximum +40°C, 24h average max temperature +35°C |
| Mounting Position | Horizontal / Vertical |
| Conductor | Copper bar with tin (or silver) plating, Aluminum bar with special surface treatment |
| Rated AC Voltage | 1000V |
| Rated Frequency | 50/60Hz |
| Rated Current | 400A to 6300A for MSMX; 400A to 4000A for MSMX Copper conductor |
| Plug-in Box Current | 16A to 1250A |
| Voltage Rank/Pollution Degree | III/3 |
| Short-circuit Ratings | Various levels according to current ratings |
| Breaking Capacities | Active load, Closed loop, Offload cable charging, Earth fault, etc., according to current ratings |
| Making Capacity | 50kA/50kA across all levels |
| Short Time Current (1 sec.) | 16/16kA to 25/25kA depending on the model |
| Short Time Current (3 sec.) | 20/20kA |
| Internal Arc Classification (IAC) AFL, 1s | 20/20kA |
Key Features
Wide Current Range: Accommodates a vast spectrum of operational demands with a bus duct current level from 400A to 6300A.
Highly Versatile Plug-in Units: Offers flexibility in power distribution with plug-in box units rated from 16A to 1250A.
Robust Rated Working Voltage: Ensures a steady performance with a 1000V rating, ideal for robust industrial applications.
Exceptional Protection: With an IP68 rating, it is fully protected against ingress, dust, and long-term immersion in water, surpassing typical industry standards.
Standard Compliant: Adheres to the latest GB7251.2 and IEC61439-6 standards, ensuring reliability, safety, and quality.