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LD 11 series uninterrupted power supplies (UPS) are produced with PWM and IGBT technology. SLD11 series uninterrupted power supplies providing high-safety with micro-processor control are the online uninterrupted power supplies with 1-phase input 1-phase output cycles (double conversion, being user-friendly, clear large high-quality LCD display all values and operation diaphragms are displayed, , ensuring power factor and energy efficiency, with full sine wave output and ensuring more po
LD 33 series, 3-phase input, 3-phase output, IGBT rectifier, DSP controlled interrupted power supplies are the hightechnology products designed to maximize MTBF times that featuring high efficiency and safe operation and minimizing input harmonics distortions input equipped with IPM (Intelligent power modules) input power factor of which reaches to 0,99. Since development of products is carried out by software control by means of DSP, updating of the developments is easy. High input powe
RUZGAR 3000 Series Online UPSs protect the critical loads against utility failures and irregular voltage cases where you use three phase electricity for the loads. They produce pure sine wave output via microprocessor controlled, manufactured with the state of the art PWM and IGBT technology.Galvanic isolation transformer, parallel operability, communication ports are available in the standard models.
Manufacturing 6 - 30 kVA 3 Phase Input - 1 Phase Output (LF) Online UPS
RUZGAR 100 Series Online UPSs protect monophase critical loads against utility failures and irregular voltage cases. They produce pure sine wave output via microprocessor controlled, manufactured with the state of the art PWM and IGBT technology. Galvanic isolation transformer, parallel operability, communication port are available. IT applications, small offices, service providers, communication networks, control equipments, automation systems etc. are the main fields of use.
online ups Shenzhen HRD Science & Technology Co., Ltd. is a high professional UPS manufacturer with ISO 9001:2008 and ISO 14001:2004 certified power supply manufacturer in Shenzhen China. HRD UPS is committed to providing highest quality products and thoughtful services to meet diverse customers′ requirements. Based on the most advanced and the stablest technique guarantee system, HRD provides the following products and custom made product for gloable customer:
1. UPS with Microprocessor control guarantees high reliability 2. Rack Mount Design 3. Comprehensive self-protection design 4. Audible alarm mute 5. Cold start function for UPS 6. Auto self-testing system while turning on UPS 7. Wide input voltage range
1. True on-line double conversion technology with advanced microprocessor control 2. Wide input voltage range 3. Zero transfer time
