TBB POWER CO.,LTD. Tel: 86-592-5212299 Fax: 86-592-5796070 website: www.tbbpower.com Email: [email protected] TM250 Inverter module Electrical Safety & Enviroment Model TM251,TM252 DC Input Norminal Voltage 48VDC,110VDC,220VDC,240VDC Operating range .-18% - +25% AC Output Output power 1KVA, 1.5KVA Wave form Pure sine wave Power factor 0.8 Norminal output 110/120VAC, 220/230/240VAC Voltage variation Max ± 2% Output frequency 50/60Hz ± 0.1% <3% liner load THD <5% non-liner load Crest factor .3:1 Efficiency Max 90% Overload 150% 1min 125% 10mins Dynamic < 20ms response time Storage Temp. : -40C - 85C Isolation AC - DC : 2000Vrms DC - ground : 2000Vrms AC - ground : 2000Vrms Display LED Indicator Running Failure Load Percentage Safety Emmission TM250A Monitor and STS module Monitor transfer time working status Alarm LED, audible Communication RS485 or RS232 Interface 4 x Dry contact Mechanical Model Module Frequency range : ±10% Output Work mode AC priority or inverter priority Transfer time less than 1/4 cycle Rated power STS Input Voltage range