PSB20A1212528 POWERSEM | Alldatasheet

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Single Phase Solid State Relays POWERSEM reserves the right to change limits, test conditions and dimensions - info@POWERSEM.net - www.POWERSEM.net  POWERSEM 2005 All rights reserved HIGHLIGHTS Series: 20 SJ/K

  • INPUT: AC CONTROL
  • OUTPUT: DIRECT COPPER BONDED BACK-TO- BACK SCR
  • OPTO ISOLATION 2500 VAC (4000 V optional)
  • ZERO VOLTAGE TURN-ON or RANDOM TURN-ON
  • HIGH DV/DT
  • SAFETY COVER (optional)
  • REVERSE VOLTAGE PROTECTION FOR DC/AC RELAYS
  • CHASSIS MOUNTABLE
  • LED INDICATOR SHOWING RELAY ‘ON’ STATUS
  • Weight = 106 g (J: Zero voltage turn-on; K: Random turn-on) 125 – 205 A ELECTRICAL SPECIFICATIONS Parameter Symbol Type Unit PSB 20 A 1212528 PSB 20 A 1215028 PSB 20 A 1217528 PSB 20 A 1220528 AC CONTROL Control voltage range 90-280 90-280 90-280 90-280 Vac Control current range 4-10 4-10 4-10 4-10 mA Pick-up voltage 90 90 90 90 Vac Drop out voltage 10 10 10 10 Vac Input impedance 25 20-26 20-26 20-26 K Ohms OUTPUT Main voltage range V RMS 48-660 48-660 48-660 48-660 Vac Repetitive peak off state voltage V DRM 1200/1600 1200/1600 1200/1600 1200/1600 Vpk RMS on-state current I T 125 150 175 205 A Zero turn-on voltage 35 35 35 35 Vac Off-state leakage current @ rated voltage I DRM 1 1 1 1 mA Peak one cycle surge current (non-rep) I TSM 1250 1350 1500 2250 A Holding current I H 250 250 250 250 mA Critical rate of rise of off-state voltage dv/dt 1000 1000 1000 1000 V/µ s Thermal resistance (junction to case) R thjc 0.35 0.35 0.25 0.1 K/W Frequency range f 47-63 47-63 47-63 47-63 Hz Operating temperature -25 to +80 -25 to +80 -25 to +80 -25 to +80 ° C Turn-on time T-on 40 40 40 40 ms Turn-off time T-off 80 80 80 80 ms Fusing current @ 25° C (8.3ms) I2t 5000 8000 15000 25000 A 2s released, E 197669

Single Phase Solid State Relays POWERSEM reserves the right to change limits, test conditions and dimensions - info@POWERSEM.net - www.POWERSEM.net /g148 POWERSEM 2007 All rights reserved MECHANICAL SPECIFICATIONS Dimensions in mm 10 20 30 40 50 60 70 80 90 220 200 180 160 140 120 100

20 C U R R E N T in A M P S

HEAT SINK USED: FAN USED: 100 CFM FOR 205 A 0,1 K/W 10 20 30 40 50 60 70 80 90 100 200 180 160 140 120 100 HEAT SINK USED: FAN USED: 70 CFM FOR 125 A FAN USED: 100 CFM FOR 150 A - 175 A VALID FOR SERIES: PSB 20 SJK ( 125 A - 175 A ) 0,14 K/W