RM1A, RM1B Solid State Relays Industrial, 1-Phase ZS (IO) w. LED and Built-in Varistor Types RM 23, RM 40, RM 48, RM 60 Zero switching (RM1A) or instant-on switching (RM1B) AC Solid State Relay Direct copper bonding (DCB) technology LED indication Built-in varistor Clip-on IP 20 protection cover Self-lifting terminals Housing free of moulding mass 2 input ranges: 3-32* VDC and 20-280VAC/22-48VDC Operational ratings: Up to 100AACrms and 600VACrms Blocking voltage: Up to 1400V p Opto-isolation: > 4000VACrms s Product De scrip tion Ordering Key RM 1 A 23 D 25 The industrial, 1-phase relay The instant-on relay with DC Solid State Relay with antiparallel thyristor control input can be used Number of poles output is the most widely for phase control. The built- Switching mode used indus trial SSR due in varistor secures transient Rated operational voltage to its multiple application protection for the heavy Control voltage possibilities. The relay industrial applications, and Rated operational current can be used for resis tive, the LED indicates the status inductive and capacitive of the control input. The loads. The zero switching clip-on cover is securing relay switches ON when the touch protection to IP 20. sinusoidal curve crosses zero Protected output terminals and switches OFF when the can handle cables up to 2 current crosses zero. 16mm . Type Selection Switching mode Rated operational Control voltage Rated operational voltage current A: Zero Switching (ZC) 23: 230VACrms A: 20-280VAC / 22-48VDC 25: 25AACrms B: Instant-on switching (IO) 40: 400VACrms D: 3-32VDC* 50: 50AACrms (DC Control only) 48: 480VACrms *4 to 32VDC for 400, 480 and 600VAC types 75: 75AACrms 60: 600VACrms *4 to 32VDC for RM1B types 100: 100AACrms Selection Guide Rated opera- Blocking Control Rated op er ation al current with suitable heatsink tional voltage voltage voltage 25A 50A 75A 100A 230VACrms 650V 3 - 32VDC RM1A23D25 RM1A23D50 RM1A23D75 RM1A23D100 p 20 to 280VAC RM1A23A25 RM1A23A50 RM1A23A75 RM1A23A100 22 to 48VDC 400VACrms 800V 4 - 32VDC RM1A40D25 RM1A40D50 RM1A40D75 RM1A40D100 p 20 to 280VAC RM1A40A25 RM1A40A50 RM1A40A75 RM1A40A100 22 to 48VDC 480VACrms 1200Vp 4 - 32VDC RM1A48D25 RM1A48D50 RM1A48D75 RM1A48D100 20 to 280 VAC RM1A48A25 RM1A48A50 RM1A48A75 RM1A48A100 22 to 48VDC 600VACrms 1400V 4 - 32VDC RM1A60D25 RM1A60D50 RM1A60D75 RM1A60D100 p 20 to 280VAC RM1A60A25 RM1A60A50 RM1A60A75 RM1A60A100 22 to 48VDC Specifications are subject to change without notice (24.06.2019) 1 RM1A, RM1B General Spec i fi ca tions RM1.23... RM1.40... RM1.48... RM1.60... Operational voltage range RM1A... 24 to 265VACrms 42 to 440VACrms 42 to 530VACrms 42 to 660VACrms RM1B... 42 to 265VACrms 42 to 440VACrms 42 to 530VACrms 42 to 660VACrms Blocking voltage 650Vp 800Vp 1200Vp 1400Vp Zero voltage turn-on 10V 10V 10V 10V Operational frequency range 45 to 65Hz 45 to 65Hz 45 to 65Hz 45 to 65Hz Power factor > 0.5 230VACrms > 0.5 400VACrms > 0.5 480VACrms > 0.5 600VACrms Approvals UR, cUR, CSA, CCC, EAC UR, cUR, CSA, CCC, EAC UR, cUR, CSA, CCC, EAC UR, cUR, CSA, CCC, EAC CE-marking Yes Yes Yes Yes * Isolation Input to Output 4000 Vrms 4000 Vrms 4000 Vrms 4000 Vrms input and Output to case 4000 Vrms 4000 Vrms 4000 Vrms 4000 Vrms * Heatsink must be connected to ground Input Specifications RM1...D.. RM1...A.. Control voltage range RM1A23... 3 - 32VDC 20 - 280VAC, 22 - 48VDC RM1A40... RM1A48... RM1A60... 4 - 32VDC 20 - 280VAC, 22 - 48VDC RM1B... 4 - 32VDC - Pick-up voltage Ta = 25C RM1A23... 2.5VDC 18VAC/DC RM1A40... RM1A48... RM1A60... 3.5VDC 18VAC/DC RM1B ... 3.5VDC - Reverse voltage 32VDC - Drop out voltage 1.2VDC 6VAC/DC Input current max input voltage RM1A 12 mA 20mA RM1B 15 mA - Response time pick-up RM1A 1/2 cycle 12ms RM1B 0.1ms - Response time drop-out 1/2 cycle 40ms Output Specifications RM1....25 RM....50 RM1....75 RM1....100 Rated operational current AC51 Ta=25C 25Arms 50Arms 75Arms 100Arms AC53a Ta=25C 5Arms 15Arms 20Arms 30Arms Min. operational current 150mA 250mA 400mA 500mA Rep. overload current t=1 s < 55AACrms < 125AACrms < 150AACrms < 200AACrms Non-rep. surge current t=10 ms 325A 600A 1150A 1900A p p p p Off-state leakage current rated voltage and frequency < 3mArms < 3mArms < 3mArms < 3mArms 2 2 2 2 2 I t for fusing t=10 ms < 525A s < 1800A s < 6600As <18000A s Critical dV/dt off-state min. 1000V/s 1000V/s 1000V/s 1000V/s Endurance testing acc. to UL508 100,000 cycles 100,000 cycles 100,000 cycles 6,000 cycles Note: UL requirement for General Use Endurance testing is 6,000 cycles 2 Specifications are subject to change without notice (24.06.2019)