specifications are subject to change without notice (28.02.01) 1 rated opera- non-rep. control rated operational current tional voltage voltage voltage 25 a 50 a 75 a 100 a 230 vacrms 650 v p 4.5 - 32 vdc rm1a23d25 rm1a23d50 rm1a23d75 rm1a23d100 24 to 265 vac rm1a23a25 rm1a23a50 rm1a23a75 rm1a23a100 24 to 190 vdc 400 vacrms 850 v p 4.5 - 32 vdc rm1a40d25 rm1a40d50 rm1a40d75 rm1a40d100 24 to 265 vac rm1a40a25 rm1a40a50 rm1a40a75 rm1a40a100 24 to 190 vdc 480 vacrms 1200 v p 4.5 - 32 vdc rm1a48d25 rm1a48d50 rm1a48d75 rm1a48d100 24 to 265 vac rm1a48a25 RM1A48A50 rm1a48a75 rm1a48a100 24 to 190 vdc 600 vacrms 1400 v p 4.5 - 32 vdc rm1a60d25 rm1a60d50 rm1a60d75 rm1a60d100 24 to 265 vac rm1a60a25 rm1a60a50 rm1a60a75 rm1a60a100 24 to 190 vdc 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 v clip-on ip 20 protection cover self-lifting terminals housing free of moulding mass 2 input ranges: 4.5-32 vdc and 24-265 vac/24-190 vdc operational ratings up to 100 aacrms and 600 vac non-repetitive voltage: up to 1400 v p opto-insulation: > 4000 vacrms product description the industrial, 1-phase relay with antiparallel thyristor out- put is the most widely used industrial ssr due to its mul- tiple application possibilities. the relay can be used for resistive, inductive and capacitive loads. the zero switching relay switches on when the sinusoidal curve crosses zero and switches off when the current cross- es zero. the instant-on relay solid state relay number of poles switching mode rated operational voltage control voltage rated operational current ordering key solid state relays with dc control input can be used for phase control. the built-in varistor secures tran- sient protection for the heavy industrial applications, and the led indicates the status of the control input. the clip- on cover is securing touch protection to ip 20. protect- ed output terminals can take cables up to 16 mm 2 . type selection switching mode rated operational control voltage rated operational voltage current a: zero switching 23: 230 vacrms a: 24 - 265 vac 25: 25 aacrms b: instant-on switching 40: 400 vacrms 24 - 190 vdc 50: 50 aacrms 48: 480 vacrms d:4.5 - 32 vdc 75: 75 aacrms 60: 600 vacrms 100: 100 aacrms selection guide industrial, 1-phase zs (io) w. led and built-in varistor types rm 23, rm 40, rm 48, rm 60 rm 1 a 23 d 25
2 specifications are subject to change without notice (28.02.01) input specifications rm1a, rm1b output specifications rm1....25 rm....50 rm1....75 rm1....100 rated operational current ac1 @ ta=25? 25 arms 50 arms 75 arms 100 arms ac3 @ ta=25? 5 arms 15 arms 20 arms 30 arms min. operational current 150 ma 150 ma 150 ma 150 ma rep. overload current t=1 s < 55 aacrms < 125 aacrms < 150 aacrms < 200 aacrms non-rep. surge current t=10 ms 250 ap 600 ap 1000 ap 1500 ap off-state leakage current @ rated voltage and frequency < 3 marms < 3 marms < 3 marms < 3 marms i 2 t for fusing t=1-10 ms < 310 a 2 s < 1800 a 2 s < 6600 a 2 s < 18000 a 2 s critical di/dt 100 a/? 100 a/? 100 a/? 100 a/? on-state voltage drop @ rated current 1.6 vrms 1.6 vrms 1.6 vrms 1.6 vrms critical dv/dt commutating 500 v/? 500 v/? 500 v/? 500 v/? critical dv/dt off-state min. 500 v/? 500 v/? 500 v/? 500 v/? general specifications rm1...d.. rm1...a.. control voltage range 4.5-32 vdc 24-265vac, 24-190 vdc pick-up voltage 4.25 vdc 20 vac/dc reverse voltage 32 vdc - drop out voltage 2 vdc 6 vac/dc input current @ max input voltage 10 ma 5 ma response time pick-up rm1a 1/2 cycle 1 cycle rm1b 1 ms 6 ms response time drop-out 1/2 cycle 2 cycles rm1.23... rm1.40... rm1.48... rm1.60... operational voltage range 24 to 265 vacrms 42 to 440 vacrms 42 to 530 vacrms 42 to 660 vacrms non-rep. peak voltage 650 v p 850 v p 1200 v p 1400 v p zero voltage turn-on 15 v 15 v 15 v 15 v operational frequency range 45 to 65 hz 45 to 65 hz 45 to 65 hz 45 to 65 hz power factor > 0.5 @ 230 vacrms > 0.5 @ 400 vacrms > 0.5 @ 480 vacrms > 0.5 @ 600 vacrms approvals* ul, csa ul, csa ul, csa ul, csa ce-marking yes yes yes yes ** * approvals pending for rm1b ** heatsink must be connected to ground
specifications are subject to change without notice (28.02.01) 3 thermal specifications rm1....25 rm1....50 rm1....75 rm1....100 operating temperature -20 to 70? -20 to 70? -20 to 70? -20 to 70? storage temperature -40 to 100? -40 to 100? -40 to 100? -40 to 100? junction temperature 125? 125? 125? 125? r th junction to case 0.80 k/w 0.50 k/w 0.20 k/w 0.20 k/w r th junction to ambient 20 k/w 20 k/w 20 k/w 15 k/w weight 25 a, 50 a approx. 60 g 75 a, 100 a approx. 100 g housing material noryl gfn 1, black baseplate 25 a, 50 a aluminium 75 a, 100 a copper, nickel-plated potting compound none housing specifications wiring diagram a1(+) a2( - ) t1 l1 dimensions functional diagram relay mounting screws m5 mounting torque 1.5-2.0 nm control terminal mounting screws m3 x 9 mounting torque 0.5 nm power terminal mounting screws m5 x 9 mounting torque 2.4 nm housing specifications (cont.) + a1 - a2 t1 l1 rm1a,rm1b rm1a rm1b control input mains input/load output load output/mains input control input mains input/load output load output/mains input
4 specifications are subject to change without notice (28.02.01) heatsink dimensions (load current versus ambient temperature) rm....25 2.70 2.34 1.98 1.61 1.25 0.89 3.10 2.69 2.28 1.86 1.45 1.04 3.61 3.13 2.65 2.18 1.70 1.23 4.26 3.70 3.14 2.59 2.03 1.47 5.14 4.47 3.80 3.14 2.47 1.80 6.38 5.56 4.73 3.91 3.09 2.27 8.25 7.19 6.14 5.08 4.02 2.97 11.4 9.94 8.49 7.04 5.59 4.14 17.7 15.4 13.2 11.0 8.74 6.51 - - - - 18.2 13.6 25.0 22.5 20.0 17.5 15.0 12.5 10.0 7.5 5.0 2.5 load current [a] thermal resistance [k/w] t a ambient temp. [ c] power dissipation [w] 28 24 21 18 15 12 9 7 4 2 20 30 40 50 60 70 rm....50 1.03 0.86 0.70 0.53 0.37 0.20 1.27 1.09 0.90 0.71 0.52 0.33 1.54 1.32 1.10 0.89 0.67 0.45 1.85 1.59 1.34 1.08 0.82 0.57 2.26 1.95 1.65 1.34 1.03 0.72 2.85 2.47 2.08 1.70 1.32 0.94 3.73 3.24 2.75 2.26 1.77 1.27 5.22 4.54 3.86 3.19 2.51 1.83 8.21 7.16 6.11 5.05 4.00 2.95 17.2 15.0 12.9 10.7 8.51 6.33 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10.0 5.0 load current [a] thermal resistance [k/w] t a ambient temp. [ c] power dissipation [w] 61 53 46 39 33 26 20 15 10 5 20 30 40 50 60 70 rm....75 rm....100 junction to ambient thermal resistance, r th j-a < 20.0 k/w junction to case thermal resistance, r th j-c < 0.80 k/w case to heatsink thermal resistance, r th c-s < 0.20 k/w maximum allowable case temperature 100 deg.c maximum allowable junction temperature 125 deg.c junction to ambient thermal resistance, r th j-a < 20.0 k/w junction to case thermal resistance, r th j-c < 0.50 k/w case to heatsink thermal resistance, r th c-s < 0.20 k/w maximum allowable case temperature 100 deg.c maximum allowable junction temperature 125 deg.c junction to ambient thermal resistance, r th j-a < 20.0 k/w junction to case thermal resistance, r th j-c < 0.35 k/w case to heatsink thermal resistance, r th c-s < 0.10 k/w maximum allowable heatsink temperature 100 deg.c maximum allowable junction temperature 125 deg.c junction to ambient thermal resistance, r th j-a < 20.0 k/w junction to case thermal resistance, r th j-c < 0.30 k/w case to heatsink thermal resistance, r th c-s < 0.10 k/w maximum allowable heatsink temperature 100 deg.c maximum allowable junction temperature 125 deg.c 0.91 0.78 0.65 0.52 0.39 0.26 1.10 0.96 0.81 0.66 0.51 0.36 1.34 1.17 1.00 0.83 0.66 0.49 1.60 1.40 1.20 1.00 0.80 0.60 1.93 1.68 1.44 1.20 0.96 0.72 2.38 2.08 1.78 1.49 1.19 0.89 3.06 2.68 2.30 1.91 1.53 1.15 4.21 3.68 3.16 2.63 2.10 1.58 6.51 5.70 4.88 4.07 3.26 2.44 13.5 11.77 10.09 8.41 6.73 5.04 75.0 67.5 60.0 52.5 45.0 37.5 30.0 22.5 15.0 7.5 thermal resistance [k/w] load current [a] power dissipation [w] t a ambient temp. [ c] 77 68 59 50 42 34 26 19 12 6 20 30 40 50 60 70 0.54 0.45 0.36 0.27 0.18 0.09 0.68 0.58 0.47 0.37 0.27 0.17 0.86 0.74 0.62 0.50 0.38 0.26 1.08 0.94 0.80 0.66 0.52 0.38 1.37 1.20 1.03 0.85 0.68 0.51 1.70 1.49 1.28 1.06 0.85 0.64 2.21 1.93 1.66 1.38 1.10 0.83 3.06 2.68 2.30 1.91 1.53 1.15 4.78 4.18 3.59 2.99 2.39 1.79 9.98 8.73 7.49 6.24 4.99 3.74 thermal resistance [k/w] load current [a] power dissipation [w] t a ambient temp. [ c] 100.0 90.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 111 97 84 71 59 47 36 26 17 8 20 30 40 50 60 70 rm1a, rm1b
specifications are subject to change without notice (28.02.01) 5 rm1a, rm1b carlo gavazzi heatsink thermal ...for power (see accessories) resistance... dissipation no heatsink required --- n/a rhs 300 5.00 k/w > 0 w rhs 100 3.00 k/w > 25 w rhs 45a 2.70 k/w > 60 w rhs 45b 2.00 k/w > 60 w rhs 90 1.35 k/w > 60 w rhs 45a plus fan 1.25 k/w > 0 w rhs 45b plus fan 1.20 k/w > 0 w rhs 112 1.10 k/w > 100 w rhs 301 0.80 k/w > 70 w rhs 90 plus fan 0.45 k/w > 0 w rhs 112 plus fan 0.40 k/w > 0 w rhs 301 plus fan 0.25 k/w > 0 w consult your distribution > 0.25 k/w n/a infinite heatsink - no solution --- n/a heatsink selection fast-on terminals rated insulation voltage 4000 vacrms input to output rated insulation voltage 4000 vacrms output to case insulation all accessories can be ordered pre-assembled with solid state relays. other accessories include din rail adaptors, fuses, varistors and spacers. for futher information refer to accessories datasheets. fast-on tabs type r..f. screw mounted fast-on terminals flat (0? and angled (45? orientation input tab width: 4.8mm ?output tab with: 6.3mm tab dimensions accord- ing to din 46342 part 1 pure tin-plated brass rs, rm solid state relay fast-on terminals tab orientation ordering key rm1a48d50 f 4 * 0: flat (0? 4: angled (45? * other accessories heatsinks and fans type rhs.... 0.25 to 5.00 k/w single and dual relay types touch safety cover type rmip20 ip20 protection degree pack size: 20 pieces
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