Static converters for railway vehicle power supply systems
POLL is a manufacturer of static converters and central energy sources (CES) for on-board railway vehicle networks.
A large part of our company's portfolio consists of static converters, which are used to power on-board vehicle networks, recharge vehicle batteries and power 1f and 3f devices. Our products achieve interesting parameters by numerical control of inverters, the use of computer models in development and the use of new technologies.
up to 50kW power
switching frequency up to 100kHz
high efficiency up to 95%
use of planar transformers and inductive components
low weight and small size
galvanic isolation with insulation up to 4000Vrms
up to IP65 enclosure
ambient operating temperatures from -40 °C to 50 °C
passive and active cooling
connection to other systems via CAN, RS-485 and Ethernet