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PVGard Solar Photovoltaic Circuit Breaker Part Index CLICK HERE |
KD-PV (4-Pole) Shown |
|
LGPV4250W
PVGard Solar Photovoltaic Circuit Breaker
| Continuous Amperes |
Capacity (per pole) |
Trip Unit | Poles In Series |
Rating |
|---|---|---|---|---|
| 250 | 5 kA @ 1000Vdc | Fixed thermal, Fixed magnetic |
4 | 80% |
Technical Data and Specifications
| JG PVS | KD PVS | |
|---|---|---|
| Number of 600 Vdc circuits | 3 | 3 |
| Maximum voltage rating | 600 Vdc | 600 Vdc |
| Ampere range | 90–250A | 100–400A |
| Interrupting capacity at 600 Vdc | 1.2 kA | 3 kA |
| Time constant | 1 ms | 1 ms |
| Trip unit type | Thermal-magnetic | Thermal-magnetic |
Rated impulse withstand voltage Main conducting paths |
8 kV 4 kV |
8 kV 4 kV |
Endurance Mechanical operations |
10,000 400 240 per hour |
6000 400 240 per hour |
| Third-party certification | UL 489B | UL 489B |
Environment Design ambient temperature |
50°C 93% 85% |
50°C 93% 85% |
| Operating temperature range Storage temperature range Suitable for freeze temperatures to –40°C Relative humidity |
–20°C to +50°C –20°C to +70°C Option 0 to 95% noncondensing |
–20°C to +50°C –20°C to +70°C Option 0 to 95% noncondensing |
| Suitable for reverse-feed applications | Yes | Yes |
| Mounting—permissible mounting position |  |
|
| Weight in lbs | 6.6 | 11.42 |
Wiring Diagrams
Series Connection Diagrams for DC Application
| JF PVS, KD PVS—600 Vdc Per-Pole | |
 Suitable for grounded or ungrounded systems. Suitable for quantity (3) 600 Vdc circuits. |
|
| FD PV, KD PV, LG PV—1000 Vdc Maximum—Four Poles-in-Series | |
 Suitable for use on ungrounded systems, or grounded systems that have one end of load (A) connected to grounded terminal, opposite poles in series connection. |
 Suitable for use on ungrounded systems only. |
| MDL PV—1000 Vdc Maximum—Three Poles in Series | |
 Suitable for use on ungrounded systems, or grounded systems that have one end of load (A) connected to grounded terminal, opposite poles in series connection. |
 Suitable for use on ungrounded systems only. |
Notes:
(1) Poles in series connection is customer supplied. Use rated cable per NEC
(2) For grounded systems, all poles in series must be connected on non-grounded terminal, with load connected to grounded terminal.
Dimensions
| PVGard Solar Circuit Breakers—600 Vdc Per-Pole | ||||
| Frame | Number of Circuits in a Frame |
Width | Height | Depth |
|---|---|---|---|---|
| JG PVS | 3 | 4.13 (104.9) | 7.00 (177.8) | 3.44 (87.4) |
| KD PVS | 3 | 5.49 (139.4) | 10.13 (257.2) | 4.31 (109.6) |
| PVGard Solar Circuit Breakers—1000 Vdc Poles-in-Series | ||||
| FD PV | 4 | 5.50 (139.7) | 6.00 (152.4) | 3.38 (86.0) |
| KD PV | 4 | 7.22 (183.4) | 10.13 (257.3) | 4.09 (103.9) |
| KD PV | 4 | 7.22 (183.4) | 10.13 (257.3) | 4.09 (103.9) |
| LG PV | 4 | 7.22 (183.4) | 10.13 (257.3) | 4.09 (103.9) |
| MDL PV | 3 | 8.25 (209.6) | 16.00 (406.4) | 4.06 (103.1) |