SECURE 62‑40(40) 300/5A, 5 VA, Class 1 current transformer

SECURE SPCT 62-40(45) | 300/5A | Class 1 Current Transformer 🔌
Upgrade your low-voltage measurement setup with the Secure SPCT 62-40(45) current transformer. Designed to IEC 61869‑2 and backward-compatible with IEC 60044‑1, this CT offers dependable accuracy, compact form factor, and safety-first features. With a 300/5A ratio and a 5 VA burden (Class 1), it’s built for durability, high thermal endurance, and secure installation in control panels or switchgear environments.

Key Features at a Glance

• 🔄 Primary to Secondary Ratio: 300 A / 5 A

• 🎯 Accuracy Class: Class 1 (±1%)

• 🔋 Rated Burden: Up to 5 VA

• ⚡ System Voltage: Up to 720 VAC

• 🔬 Standards: IEC 61869-2, IEC 60044-1

• 🔧 Terminals: Hinged terminal cover, M4 screw lugs, wire-sealable

• 🔥 Material: UL 94 V‑0 flame-retardant polycarbonate

• 🌡️ Operating Temp: –25 to +45 °C

• ❄️ Storage Temp: –50 to +80 °C

• 🧪 Test Voltage: 3 kV / 4 kV @ 50 Hz

• 🌀 Frequency: 50 / 60 Hz

• 🛡️ Protection: IP20, pollution degree 2

• 🚫 Overload Capacity: 1.2×In (continuous), 60×In (1s thermal), ~2.5×Ith (dynamic)

• 🧷 Instrument Security Factor: FS 5 or FS 10 options

Why Choose This Product?

The Secure SPCT 62-40(45) current transformer is engineered for accuracy and reliability in demanding electrical environments. Whether you’re integrating it into energy meters or protection relays, its robust insulation, safe-sealed terminals, and thermal resistance up to 120°C ensure long-term service life. IEC-compliant design makes it a drop-in replacement in retrofit projects, while the FS options and class-1 precision make it suitable for revenue-grade or industrial metering.

Ideal For

• Electrical Panels & Switchgear

• Industrial Automation

• Power Distribution Systems

• Commercial Metering

• Energy Monitoring Projects

• Utility Substations

Need a Quote or Ready to Order?

Reach out to Shansen Enterprises, your trusted Authorized Channel Partner of Secure Electrical Products. With a 100% customer satisfaction record and expert technical support, we deliver value and reliability every time.
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Frequently Asked Questions

Q1: Can this CT be used for energy metering?
Yes, it’s suitable for energy metering applications with Class 1 accuracy and FS options.

Q2: What is the difference between 3 VA and 5 VA burden?
It depends on the class—Class 0.5 typically needs 3 VA while Class 1 variants may handle up to 5 VA.

Q3: Is the enclosure weatherproof?
The IP20 rating makes it suitable for indoor enclosures but not exposed outdoor environments.