LYDS1 series isolation switch is suitable for a power system with rated voltageDC 1200V or below and rated current 32A or below.
It is especially suitable for isolating lines in HVDC transmission and distribution systems, such as cutting off the high voltage DC current between solar panels and inverters Five years warranty IP66 degree of protection
Data according to IEC/EN60947-3:AS60947.3, UL508i, GB/T14048.3. Utilization category DC-PV1/DC-PV2.
| Main Parameters | LYDS1 | |||||||||||||||||
| Rated Insulation Voltage | Ui | V | 1500 | |||||||||||||||
| Rated thermal current | Ith | A | 32 | |||||||||||||||
| Rated impulse withstand voltage | Uimp | V | 8000 | |||||||||||||||
| Rated short-circuit making capacity | lcw | A | 1 kA,1S | |||||||||||||||
| Maximum cable section(incl.jumper | ||||||||||||||||||
| Solid | mm² | 4-16 | ||||||||||||||||
| Flexible | mm² | 4-10 | ||||||||||||||||
| Flexible(+multicore cable end) | mm² | 4-10 | ||||||||||||||||
| Torque | ||||||||||||||||||
| Tightening torque terminal screws M4. | Nm | 1.2-1.8 | ||||||||||||||||
| Tightening torqueshell mounting screws ST4.2(304 stainless steel) | Nm | 1.5-2.0 | ||||||||||||||||
| Tightening torque knob screws M3 | Nm | 0.5-0.7 | ||||||||||||||||
| Switching on or off Torque | Nm | 0.9-1.3 | ||||||||||||||||
| The wiring Torque on Base | Nm | 1.1-1.4 | ||||||||||||||||
| General parameters | |||||||||||||||||||
| Knob Positions | 12 o’clock,OFF 3 o’clock,ON 9o’clock,OFF 12 o’clock,ON | ||||||||||||||||||
| Electrical Life | Actual | 3000 Cycles | |||||||||||||||||
| Standard | 300 Cycles | ||||||||||||||||||
| Mechanical Life | Actual | 10000 Cycles | |||||||||||||||||
| Standard | 10000 Cycles | ||||||||||||||||||
| Number of DC poles | 2 or 4 | ||||||||||||||||||
| Operationtemperature | ℃ | -40 to+85 | |||||||||||||||||
| Storage termperature | ℃ | 40 to+85 | |||||||||||||||||
| Pollution degree | 3 | ||||||||||||||||||
| Overvoltage category | Ⅲ | ||||||||||||||||||
| IP rating of shafte and mounting nul | IP66 | ||||||||||||||||||
Data according to IEC/EN60947-3, AS60947.3, Utilization category DC-PV1, DC-PV2
| 300V | 600V | 800V | 1000V | Pole | No.ofStrings | Part Number | |||||||||||||
| PV1 | PV2 | PV1 | PV2 | PV1 | PV2 | PV1 | PV2 | ||||||||||||
| 32 | 32 | 32 | 32 | 32 | 16 | 16 | 9 | 2 | 1 | LYDS1/N32/2 | |||||||||
| 32 | 32 | 32 | 32 | 32 | 16 | 16 | 9 | 4 | 2 | LYDS1/N32/4 | |||||||||
| 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 4 | 1 | LYDS1/N32/4S | |||||||||
| 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 4 | 1 | LYDS1/N32/4B | |||||||||
| 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 4 | 1 | LYDS1/N32/4T | |||||||||
| 300V | 600V | 800V | 1000V | 1200V | Pole | No.of Strings | Part Number | ||||||||||||
| PV1 | PV2 | PV1 | PV2 | PV1 | PV2 | PV1 | PV2 | PV1 | PV2 | ||||||||||
| 32 | 32 | 32 | 32 | 32 | 16 | 16 | 9 | 13 | 9 | 2 | 1 | LYDS1/S32/2 | |||||||
| 32 | 32 | 32 | 32 | 32 | 16 | 16 | 9 | 13 | 9 | 4 | 2 | LYDS1/S32/4 | |||||||
| 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 4 | 1 | LYDS1/S32/4S | |||||||
| 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 4 | 1 | LYDS1/S32/4B | |||||||
| 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 4 | 1 | LYDS1/S32/4T | |||||||
Data according to AS60947-3
| Main Contacts | Voltage | LYDS1/S32 | LYDS1/N32 | |||||||||||||||
| Rated thermal current lthe | 32A | 32A | ||||||||||||||||
| Rated insulation voltage Ui | 1500V | 1500V | ||||||||||||||||
| Distanceof contacts(perpole) | 8mm | 8mm | ||||||||||||||||
| Rated operational current le(DC-PV2) | ||||||||||||||||||
4 layers,only 2layersin series,with two load |
300V | 32 A | 32 A | |||||||||||||||
| 600V | 32 A | 32 A | ||||||||||||||||
| 800V | 16A | 16 A | ||||||||||||||||
| 1000V | 9A | 9A | ||||||||||||||||
| 1200V | 9A | |||||||||||||||||
4 layers,4 layers in series,with one load |
300V | 32 A | 32 A | |||||||||||||||
| 600V | 32 A | 32 A | ||||||||||||||||
| 800V | 32 A | 32 A | ||||||||||||||||
| 1000V | 32 A | 32 A | ||||||||||||||||
| 1200V | 32 A | |||||||||||||||||
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