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EHS7-HM | 20A 6P 1500V DC Isolator Switch
The EHS7-HM 6P 1500V DC Isolator Switch is built for safe and efficient disconnection in large-scale DC applications such as solar PV farms, battery energy storage systems, and industrial DC equipment. With a 6-pole configuration, it enables isolation of multiple strings or circuits simultaneously, reducing the need for multiple switches and improving safety.
Designed with advanced arc suppression technology, robust contacts, and IEC-compliant construction, it ensures long-term performance in demanding environments.
Specifications
| Specification | DATA |
|---|---|
| Model: | EHS7-HM |
| Rated Current: | 13A, 20A, 25A, 40A, 50A |
| Rated Voltage: | 1500VDC |
| Polarity: | Non-polarity |
| Level: | 2-10 levels (Poles) |
| Mount: | Panel |
| IP rating of shaft and mounting nut: | IP66 |
| Passed: | IEC/EN60947-3, AS60947.3, UL508i, GB/T14048.3 test |
Dimension Drawing
Applications
The EHS7 Isolator Switch is suitable for a variety of high-voltage, multi-circuit DC isolation needs:
Large-Scale Solar PV Arrays
Disconnecting multiple solar strings for safe maintenance and service.
Electric Vehicle Charging Hubs
Isolating multiple high-voltage DC circuits in fast-charging stations.
Battery Energy Storage Systems (BESS)
Isolating multiple battery banks from inverters or controllers.
Telecommunications & Data Centers
DC power system isolation for mission-critical operations.
Hybrid Renewable Power Plants
Managing different DC sources such as solar, wind, and battery storage.
DC Combiner Boxes
Serving as the main disconnect for multi-string combiner setups.
Why Choose Us as a Solar Isolator Switch Supplier?
Specialized in High-Voltage DC Solutions
Over a decade of industry expertise.
Strict Quality Testing
100% inspection before shipment.
OEM/ODM Options
Custom branding and technical configurations available.
Global Compliance
Fully meets IEC and international electrical safety standards.
Strong Technical Support
Assistance from product selection to commissioning.
Competitive Pricing
Premium quality without excessive cost.
FAQs
What is the maximum voltage rating?
It is rated for 1500V DC.
What type of mounting is supported?
It is suitable for DIN rail or panel mounting depending on the installation.
Is it compatible with grounded and ungrounded systems?
Yes, it works with both configurations.
Does it meet international safety standards?
Yes, it complies with IEC 60947-3 and other relevant standards.
Can it handle multiple PV strings from a combiner box?
Yes, the 2-10-pole design makes it ideal for that purpose.
Is maintenance required?
Only periodic inspections for cleanliness and secure connections are recommended.
Can I get a customized version?
Yes, OEM customization is available for current, voltage, and pole configuration.
Can it be used in EV charging stations?
Absolutely, it is ideal for DC isolation in EV chargers.
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