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| Model | UKGD-250 | UKGD-250G | UKGD-325G |
| Poles | 2P/4P | 2P/4P | 2P/4P |
| Rated Current (Ie) | 100-250A | 100-250A | 100-325A |
| Rated Insulation Voltage (Ui/Ue) DC-20 | 1000V | 1500V | 1500V |
| Dielectric Strength | 10kV | 10kV | 10kV |
| Rated Impulse Withstand Voltage | 12kV | 12kV | 12kV |
| Conductor Cross-section (Cu/mm²) | 70-120 | 70-120 | 185 |
| Rated Making Capacity (A) | 2500 | 2500 | 3250 |
| Rated Breaking Capacity (A) | 2000 | 2000 | 2600 |
| Rated Short-Time Withstand Current (kA) | 8kA (1s) 10kA (0.05s) 20kA (0.15s) |
8kA (1s) 10kA (0.05s) 20kA (0.15s) |
8kA (1s) 10kA (0.05s) 20kA (0.15s) |
| Rated Short‑Circuit Making Capacity (kA) | 10 | 10 | 10 |
| Utilization Category | DC‑21B/PV2 | DC‑21B/PV2 | DC‑21B/PV2 |
| Mechanical Life (operations) | 10,000 | 10,000 | 10,000 |
| Degree of Protection | IP20/IP66 (outside enclosure) | IP20/IP66 (outside enclosure) | IP20/IP66 (outside enclosure) |
UKGD-250F22P 4-Pole 250A DC1000V PV Isolator with Door-Coupling Handle, Extension Shaft and Phase Barriers
The KRIPAL UKGD-250F22P is a 4-pole, 250A-class DC switch disconnector developed for photovoltaic cabinets that require external door operation.
Rated for 100A to 250A and up to DC1000V, it provides a clear and dependable means of switching and isolating high-voltage DC circuits in solar combiner boxes, inverter cabinets, battery enclosures, and DC distribution panels.
Free Quote NowKey Features
- 4-pole configuration, rated current 100A–250A
- Suitable for DC1000V photovoltaic and DC distribution systems
- Door-mounted operating handle for external cabinet operation
- Fast make and fast break action from the energy-storage mechanism
- Utilization category DC-21B/PV2 for on-load isolation duty
- Lockable external handle prevents unauthorized re-energization during maintenance
- Visible contact window and modular mechanism/handle/contact-block construction
- Mechanical life 10,000 operations; IP20 (body) / IP66 (door-mounted, sealed)
Application
- Door-operated main switch for solar combiner boxes
- External isolation control on photovoltaic inverter cabinets
- Four-pole DC circuit isolation in battery enclosures
- DC distribution panels requiring operation from outside the cabinet
- Commercial rooftop and utility-scale solar electrical cabinets
- Industrial DC control panels with restricted internal access
- Maintenance disconnects that require visible status and handle locking
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