LYDLS1 Series,
LYDS1 series isolation switch is suitable for a power system,
furthermore with rate voltageDC 1200V or below and rate current 32A or below.
in addition It is especially suitable for isolating lines in HVDC transmission and distribution systems,
similarly as cutting off the high voltage DC current between solar panels,
finally inverters Five years warranty IP66 degree of protection.
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Technical Data
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 | |||||||

