Customization: | Available |
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Type: | Low-voltage |
Structure: | 35mm DIN-Rail |
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The single-pole DC isolator switch is a crucial component widely used in various high-voltage DC disconnect applications, including inverters, subways, and high-speed rail systems. Designed to ensure the safety of equipment and personnel, this product can safely and effectively disconnect the inverter from the photovoltaic strings, ensuring the safe operation of the inverter.
In inverter applications, there are typically four DC switches, each controlling the DC terminal in its respective area. Manual operation allows the switch to be turned to the "OFF" position, disconnecting the DC input for convenient maintenance and inspection.
Beyond inverters, the single-pole DC isolator switch excels in high-voltage DC disconnect scenarios such as subways and high-speed rail systems. It supports multiple configurations, including 2P, 3P, 4P, 6P, 8P, 10P, and 2H/3H/4H, 4T/4B/4S, to meet diverse application needs.
Additionally, the product is UL certified, ensuring reliability and safety in various demanding environments.
Key Features:
The EDS6 Series DC Isolating Switch with Lock is an ideal choice for secure and reliable isolation in various DC applications, ensuring both operational safety and compliance with international standards.
Technical data
According to IEC/EN60947-3,AS60947.3:2018, UL508i, GB/T14048.3,Utilization category DC-PV1/DC-PV2.
Model | A | 13 | 20 | 25 | 40 | 50 | ||
Rated insulation voltage | Ui | V | 1500 | 1500 | 1500 | 1500 | 1500 | |
Rated thermal current | Ith | A | 32 | 40 | 55 | 55 | 55 | |
Rated impulse withstand voltage | Uimp | V | 8000 | |||||
Rated short-time withstand current (1ms) | Icw | A | 780 | |||||
Rated short-time making capacity | Icm | A | 1200 | |||||
Maximum cable cross sections (incl. jumper) | ||||||||
Solid or standard | mm² | 4-16 | ||||||
Flexible | mm² | 4-16 | ||||||
Flexible (+ multicore cable end) | mm² | 4-16 | ||||||
Torque | ||||||||
Tightening torque terminal screws M4. | N·m | 1.2-1.8 | ||||||
Tightening torque single hole mounting nut M16 | N·m | 2.0-2.3 | ||||||
Tightening torque knob screws M3 | N·m | 0.5-0.7 | ||||||
Switching on or off torque | N·m | 0.9-1.3 | ||||||
General parameters | ||||||||
Knob positions | 9 o'clock,OFF | 12 o'clock,ON / 12 o'clock,OFF 3 o'clock,ON | ||||||
Electrical Life | Actual | 3000 Cycles | ||||||
Standard | 300 Cycles | |||||||
Mechanical Life | Actual | 10000 Cycles | ||||||
Standard | 10000 Cycles | |||||||
Distance of contacts (per pole) | 8mm | |||||||
Operation temperature | -40ºC to +85ºC | |||||||
Store temperature | -40ºC to +85ºC | |||||||
Pollution degree | 3 | |||||||
Overvoltage category | II | |||||||
IP rating of shafte and mounting nut | IP66 |
Product selection form
Layers | EDS7 Voltage / current (DC-PV1) | |||||
2/3/4/6/8/10 |
600Vdc | 800Vdc | 1000Vdc | 1200Vdc | 1500Vdc | Model |
32 | 26 | 13 | 10 | 5 | EDS7XX/13/ZY | |
40 | 30 | 20 | 12 | 6 | EDS7XX/20/ZY | |
55 | 45 | 25 | 15 | 8 | EDS7XX/25/ZY | |
/ | 50 | 40 | 30 | 20 | EDS7XX/40/ZY | |
/ | 55 | 50 | 40 | 30 | EDS7XX/50/ZY | |
4T/B/S |
/ | / | 32 | 26 | 13 | EDS7XX/13/ZY |
/ | / | 40 | 30 | 20 | EDS7XX/20/ZY | |
/ | / | 55 | 40 | 30 | EDS7XX/25/ZY | |
/ | / | / | / | 45 | EDS7XX/40/ZY | |
/ | / | / | / | 50 | EDS7XX/50/ZY | |
3T/6T/9T |
/ | / | 32 | 23 | 10 | EDS7XX/13/ZY |
/ | / | 40 | 30 | 13 | EDS7XX/20/ZY | |
/ | / | 55 | 40 | 20 | EDS7XX/25/ZY | |
/ | / | / | 45 | 30 | EDS7XX/40/ZY | |
/ | / | / | 50 | 40 | EDS7XX/50/ZY | |
2H |
50 | 26 | 13 | 10 | 5 | EDS7XX/13/ZY |
64 | 30 | 20 | 12 | 6 | EDS7XX/20/ZY | |
80 | 45 | 25 | 15 | 8 | EDS7XX/25/ZY | |
90 | 50 | 40 | 30 | 20 | EDS7XX/40/ZY | |
100 | 55 | 50 | 40 | 30 | EDS7XX/50/ZY | |
3H |
/ | 50 | 13 | 10 | 5 | EDS7XX/13/ZY |
/ | 64 | 20 | 12 | 6 | EDS7XX/20/ZY | |
/ | 80 | 25 | 15 | 8 | EDS7XX/25/ZY | |
/ | 90 | 40 | 30 | 20 | EDS7XX/40/ZY | |
/ | 100 | 50 | 40 | 30 | EDS7XX/50/ZY | |
4H |
/ | / | 50 | 10 | 5 | EDS7XX/13/ZY |
/ | / | 64 | 12 | 6 | EDS7XX/20/ZY | |
/ | / | 80 | 15 | 8 | EDS7XX/25/ZY | |
/ | / | 90 | 30 | 20 | EDS7XX/40/ZY | |
/ | / | 100 | 40 | 30 | EDS7XX/50/ZY |
Layers | EDS7 Voltage / current (DC-PV2) | ||||||
2/3/4/6/8/10 |
600Vdc | 800Vdc | 1000Vdc | 1200Vdc | 1500Vdc | Model | |
13 | 13 | 6 | 4 | 3 | EDS7XX/13/ZY | ||
20 | 15 | 8 | 6 | 4 | EDS7XX/20/ZY | ||
25 | 23 | 10 | 8 | 5 | EDS7XX/25/ZY | ||
40 | 30 | 20 | 15 | 8 | EDS7XX/40/ZY | ||
50 | 40 | 25 | 18 | 10 | EDS7XX/50/ZY | ||
4T/B/S/3T/6T/9T |
/ | / | 12 | / | / | EDS7XX/13/ZY | |
/ | / | 18 | / | / | EDS7XX/20/ZY | ||
/ | / | 20 | / | / | EDS7XX/25/ZY | ||
/ | / | 40 | / | / | EDS7XX/40/ZY | ||
/ | / | 50 | / | / | EDS7XX/50/ZY |
According to UL 508
Layers | EDS7 Voltage / current(UL 508i) | ||||
2/3/4/6/8/10 |
600VDC | 800VDC | 1000VDC | Model | |
30 | 30 | 13 | EDS7XX/13/ZY | ||
30 | 30 | 20 | EDS7XX/20/ZY | ||
30 | 30 | 25 | EDS7XX/25/ZY | ||
30 | 30 | 30 | EDS7XX/30/ZY |
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