Thermally Protected Ballast Heating Test Chamber

The TPB-UL935 Thermally Protected Ballast Heating Test Chamber is a precision environmental simulation apparatus engineered for thermal protection verification of lamp ballasts and related electrical components. This equipment generates stable, controlled high-temperature conditions to validate thermal protection mechanisms and high-temperature operational compliance in accordance with international safety standards.

The chamber employs a dual-wall construction with high-grade stainless steel inner and outer chambers, complemented by ultra-fine glass wool insulation for optimal thermal stability. Multiple dedicated strip heaters facilitate precise temperature regulation across a range from ambient temperature +10°C to 100°C. Three switchable temperature measurement points enable real-time monitoring of thermal gradients at strategic locations within the test volume.

Primary applications include pre-shipment verification of ballast thermal protection systems, research and development optimization for high-temperature performance, and compliance testing for certification to IEC 61347-1, UL 935, and GB 19510.1 standards. This testing ensures component reliability under elevated temperature conditions and mitigates safety hazards associated with thermal protection failure.

Standards Compliance

• IEC 61347-1:2024 – Lamp controlgear – Part 1: General and safety requirements
• UL 935:2007 – Standard for Fluorescent Lamp Ballasts (with Class P Thermal Protection)
• GB 19510.1-2023 – 灯的控制装置 第 1 部分：一般要求和安全要求

Technical Specifications