China 2P 150VDC T2 40kA Surge Protective Device 20kA SPD for DC System Protection Manufacturers, Factory

2P 150VDC T2 Surge Protective Device is a highperformance solution specifically engineered to protect DC electrical systems against lightning strikes and transient overvoltages. This advanced twopole SPD features a durable plastic housing that provides excellent electrical insulation and mechanical protection while ensuring reliable performance in various environmental conditions. With a maximum discharge capacity of 40kA and nominal discharge current of 20kA, this device offers comprehensive surge protection for sensitive electronic equipment operating in 150VDC applications. The sophisticated design incorporates stateoftheart protection technology to prevent damage from electrical surges, ensuring operational continuity and equipment longevity in DC power environments.

Product Description

Key Features and Advantages
DC System Protection
Specifically designed for 150VDC applications, providing reliable two-pole protection for critical equipment.
High Surge Capacity
Maximum discharge current of 40kA (8/20μs) ensures robust defense against direct and indirect lightning strikes.
Advanced Protection Technology
Utilizes premium metal oxide varistors with ultra-fast response time (<25ns) for optimal voltage clamping performance.
Enhanced Safety Mechanisms
Integrated thermal disconnect protection and fail-safe operation system prevent catastrophic failures.
Visual Status Monitoring
Clear LED indicators provide real-time operational status and end-of-life indication.
Easy Installation
DIN rail mounting with screw terminal connections simplifies installation process.
Wide Temperature Operation
Maintains stable performance across -45°C to +85°C temperature range.
International Standards
Meets IEC 61643-11 and EN 61643-11 safety standards.
Application Scenarios
Industrial Automation Systems
Renewable Energy Applications
Telecommunications Infrastructure
Transportation Systems
Building Management
Marine Applications
Energy Storage Systems
Technical Specifications
Maximum Discharge Current 40kA (8/20μs)
Nominal Discharge Current 20kA (8/20μs)
Rated Voltage 150VDC
Protection Level T2 (Class II)
Number of Poles 2P
Housing Material Flame-Retardant Plastic (UL94 V0)
Response Time <25 nanoseconds
Operating Temperature Range -45°C to +85°C
Protection Mode L+/L-/PE
Connection Type Screw terminal
Mounting DIN Rail (35mm)
Protection Degree IP20
Standards Compliance IEC 61643-11, EN 61643-11
This surge protective device combines advanced technology with reliable performance, delivering comprehensive protection for DC systems against lightning-induced surges and transient overvoltages. Its two-pole configuration, excellent protective characteristics, and robust construction make it an ideal choice for ensuring the safety and longevity of sensitive electronic equipment in various industrial applications. The device meets international standards and offers peace of mind through its proven performance in demanding electrical environments.
Detailed Pictures
Frequently Asked Questions (FAQ)
What is the maximum discharge current (Imax) of this surge protective device?
The maximum discharge current (Imax) is 40kA (8/20μs), which provides robust and high-capacity defense against both direct and indirect lightning strikes.
For what voltage applications is this SPD designed?
This device is specifically designed for 150VDC applications, offering premium two-pole (2P) protection for critical DC systems and equipment.
How fast does the device respond to a surge?
It utilizes premium metal oxide varistors (MOVs) that deliver an ultra-fast response time of less than 25 nanoseconds (<25ns) for optimal voltage clamping.
What standards does this surge protective device comply with?
The device is fully compliant with international safety standards, specifically meeting both IEC 61643-11 and EN 61643-11 specifications.
Can this device be used in extreme weather conditions?
Yes, it is built to maintain stable performance across a wide operating temperature range from -45°C up to +85°C.
How do I know if the device needs to be replaced?
The SPD features visual status monitoring with clear LED indicators that provide real-time operational status and a distinct end-of-life indication.

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