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 230, 400, 480, 600V • 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 Product Description Ordering Key RM 1 A 23 D 25 The industrial, 1-phase relay with DC control input can be Solid State Relay with antiparallel thyristor out- used for phase control. The Number of poles put is the most widely used built-in varistor secures tran- Switching mode industrial SSR due to its mul- sient protection for the heavy Rated operational voltage tiple application possibilities. industrial applications, and Control voltage The relay can be used for the LED indicates the status Rated operational current resistive, inductive and of the control input. The clip- capacitive loads. The zero on cover is securing touch switching relay switches ON protection to IP 20. Protect- when the sinusoidal curve ed output terminals can han- 2 crosses zero and switches dle cables up to 16mm . OFF when the current cross- es zero. The instant-on relay Type Selection Switching mode Rated operational Control voltage Rated operational voltage current A: Zero Switching 23: 230VACrms A: 20-280VAC/22-48VDC 25: 25AACrms B: Instant-on switching 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 operational current 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 850V 4 - 32VDC RM1A40D25 RM1A40D50 RM1A40D75 RM1A40D100 p 20 to 280VAC RM1A40A25 RM1A40A50 RM1A40A75 RM1A40A100 22 to 48VDC 480VACrms 1200V 4 - 32VDC RM1A48D25 RM1A48D50 RM1A48D75 RM1A48D100 p 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 1 RM1A, RM1B General Specifications 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 ≥ 650V ≥ 850V ≥ 1200V ≥ 1400V p p p p 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 UL, cUL, CSA UL, cUL, CSA UL, cUL, CSA UL, cUL, CSA CE-marking Yes Yes Yes Yes * * 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 = 25˚C 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=25°C 25Arms 50Arms 75Arms 100Arms AC53a @ Ta=25°C 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 < 6600A s < 18000A s On-state voltage drop @ rated current 1.6Vrms 1.6Vrms 1.6Vrms 1.6Vrms Critical dV/dt off-state min. 1000V/µs 1000V/µs 1000V/µs 1000V/µs 2 RM1A,RM1B Thermal Specifications RM1....25 RM1....50 RM1.60.50 RM1....75 RM1....100 Operating temperature range -20° to 70°C -20° to 70°C -20° to 70°C -20° to 70°C -20° to 70°C Storage temperature range -40° to 100°C -40° to 100°C -40° to 100°C -40° to 100°C -40° to 100°C Junction temperature ≤ 125°C ≤ 125°C ≤ 125°C ≤ 125°C ≤ 125°C R junction to case ≤ 0.80K/W ≤ 0.50K/W ≤ 0.72K/W ≤ 0.35K/W ≤ 0.30K/W th R junction to ambient ≤ 20.0K/W ≤ 20.0K/W ≤ 20.0K/W ≤ 20.0K/W ≤ 20.0K/W th Housing Specifications Housing Specifications (Cont.) Weight Relay 25A, 50A Approx. 60g Mounting screws M5 75A, 100A Approx. 100g Mounting torque 1.5-2.0Nm Housing material Noryl GFN 1, black Control terminal Mounting screws M3 x 9 Baseplate Mounting torque 0.5Nm 25A, 50A Aluminium 75A, 100A Copper, nickel-plated Power terminal Mounting screws M5 x 9 Potting compound None Mounting torque 2.4Nm Functional Diagram Dimensions + A1( ) REGULATION T1 ~ ZC IO - A2( ) ~ L1 LED APPLY HEATSINK COMPOUND All dimensions in mm Heatsink Selection Isolation Rated isolation voltage ≥ 4000VACrms Carlo Gavazzi Heatsink Thermal ...for power Input to output (see Accessories) resistance... dissipation Rated isolation voltage ≥ 4000VACrms No heatsink required --- N/A Output to case RHS 300 5.00K/W > 0W RHS 100 3.00K/W > 25W RHS 45C 2.70K/W > 60W RHS 45B 2.00K/W > 60W RHS 90A 1.35K/W > 60W RHS 45C plus fan 1.25K/W > 0W RHS 45B plus fan 1.20K/W > 0W RHS 112A 1.10K/W > 100W RHS 301 0.80K/W > 70W RHS 90A plus fan 0.45K/W > 0W RHS 112A plus fan 0.40K/W > 0W RHS 301 plus fan 0.25K/W > 0W Consult your distribution > 0.25K/W N/A Infinite heatsink - No solution --- N/A 3