1 description features and benefits technical data (25 c) ETR10 voltage supply line+ system voltage u b 12/24 v dc operating voltage 9...32 v dc closed current 1)2) off 150 a load circuit load load output mosfet, high side switching (hss) load types resistive, inductive and capacitive protective function short circuit proof, overload pro - tection temperature disconnection current rating 3) i n 1...30 a short circuit current i k max. 70 a (i n up to 10 a) l/r = 2ms 250 a (i n from 15 a) l/r = 2ms free-wheeling diode integral voltage drop u on max. in mv (at i n in a) i n 1 2 3 5 7.5 10 15 20 25 30 u on 50 55 60 80 90 110 70 90 120 140 control input in+ control voltage on 8.532 v dc off 05 v dc control current 1) 110 ma (8.532 v dc) rising edge < 5 ms status outputs (optional) outputs s1 and s2 mosfet low side switch (lss) cont. current i s1,s2 max 500 ma current-proportional u(i) 0...i n : 0...5 v 0,5 v output s3 > i n : 5...7 v pwm(i) 0...i n : 0...75 % 7,5 % > i n : 76...100 % cont. current i s3 max 5 ma general data reverse polarity control circuit yes protection load circuit no (due to free-wheeling diode) switching times 1) t on 4 ms t off 4 ms temperature range -40 c to +85 c degree of protection enclosure ip30 (not sealed) ip55 (sealed) dimensions iso standard mini plugged-in 30 30 40 mm incl. contacts 30 30 51.6 mm mass 1) not sealed 25 g (i n up to 10 a) 30 g (i n 15 a up to 20 a) sealed 75 g (i n 25 a or 30 a) 1) typically 2) with status outputs 300 a 3) > 20 a only with high-quality or new sockets the smart power relay ETR10 (electronic timer relay) is a remotely controllable solid state timer relay and holds two functions in a single device: l solid state relay with timer function (time delay, pulsing, blinking) l electronic overcurrent protection the relay fits into 4-pole or 7-pole standard automotive relay sockets to iso 7588 (iso mini). it is suitable for system voltages of dc 12 v and dc 24 v (operating range dc 9...32 v) and can switch currents between 1 and 30 a. for remote switching and protection of loads, two separate components had up to now often to be connected in the load circuit as a functional unit: l an electro-mechanical relay or solid state relay which is powered via the control cable and then closes the circuit by means of the integral contact or power semi-conductor. l an additional protective element (circuit breaker or fuse) providing line or equipment protection in the event of a failure. the ETR10 combines the timer relay function with overcurrent protection in a single component, thus minimising the number of connections in the circuit and reducing the failure risk. in addition the ETR10 is remotely resettable after overload tripping if an overload in the load path has caused the relay to switch off. applications the ETR10 is suitable for all applications in dc 12 v and dc 24 v on-board electrical systems where magnetic valves, motors or lamps have to be switched and protected. l road vehicles (passenger cars, bicycles, trucks, buses, working vehicles and emergency cars, special vehicles) l construction vehicles and agricultural vehicles l rail vehicles l watercraft (ships, sailing boats, motor yachts etc.) l industrial process control and production technology l selectable timer functions: - on and off delay - blinking or pulsing function as well as combinations l plus-switching (positive control) solid state relay with high side switch (hss) for load currents between 1 a and 30 a l silent switching l wear-free and robust design, insensitive to shock, vibration and dust (no mechanical contacts) l very low closed current and switching current consumption l integral protection against short circuit and overload in the load circuit l remotely resettable upon detection and disconnection of over - current by means of the protective function l status and signal outputs for monitoring l fits into standard iso mini automotive relay sockets approvals authority approval mark regulation kba e1 ece r 10 www.e-t-a.de electronic relay with timer function C ETR10 1646 5
2 technical data (25 c) tests tolerances timer functions 1% current values 0.1 x i n humidity 9 cycles to din en 60068-2-30:2006-06 max. 55 c, 24 hrs cycle temperature change 30 cycles to din en 60068-2-14:2009-01 min. temperature -40 c, max. temperature +90c protection class din 40050:1980-07 din en 60068-2-18:2001-10 sealed: ip55, unsealed: ip30 vibration commercial vehicle, decoupled cab iso16750-3:2012 test vii (with socket ak 595000011 and retaining clip ak595000031; vibration resistance depends on design, quality, age (number of push-in cycles), mounting position of the socket used and of the connecting cables) shock iso16750-3:2012 500 m/s2, 6 ms, half-sine, 10 shocks per direction din en 60068-2-27:2009 test ea 25 g, 11 ms, halfsine, 10 shocks per direction corrosion iec 600068-2-52: 1996-10, severity level 3 pin assignment 8 4 6 2 (86) (30) (31) (88a) 5 8 4 6 21 3 (30) (86) (31) (88a) line 30 2 load 88a 8 gnd 31 6 in 86 4 4-pin version line 30 2 load 88a 8 gnd 31 6 in 86 4 s1 s1 1 s2 s2 3 s3 s3 5 7-pin version s1 activation signal s2 overcurrent signal pin assignment is in accordance with iso 7588 pins 15, 30, 31, 87 and s3 C blade terminals 6.3 x 0.8 pins s1 and s2 C blade terminals 2.8 x 0.6 pin denomination as per din 72552. order we require two parts of information for a complete order, the type number of the base unit (hardware) and the selected functions (configuration of software). the type number allows to have the relay optionally l with or without overcurrent trip curve l with 4-pin or 7-pin type socket l with a current rating between 1 a and 30 a l with or without environmental sealing for an enhanced ip protection degree (comes as a series feature for ratings of 25 a plus) the configuration of the functions is implemented during production and cannot be changed afterwards. please select at least one function. the following functions are available: l pulse or level control with filtering (100 ms to 5 min) l control signal l on and/or off delay (100 ms up to 45 d) l pulse output, retriggerable or with pulse abortion function l blinking (frequency and pulse duty factor selectable) l overcurrent characteristic curve with two points defined by - current (l trip1 , 1.0...1.5 x i n , 10 %; l trip2 24 x l n , 20 %) - time (t trip1 , 100...500 ms, 10 %; t trip2 10...50 ms, 20 %) l reset lock-out (1 s to 10 min) l overload error memory l overcurrent signal l overvoltage and/or undervoltage detection (9...30 voc, on or off condition) with filtering (1 s ... 4 min) and disconnection as well as status indication l wire break detection (in on and/or off condition) with wire break indication for details of the functions listed above and of the type number please visit out website 1 or see our product configurator 1 or contact your responsible sales person. 1 www.e-t-a.de/relay_configurator electronic relay with timer function C ETR10 www.e-t-a.de electronic relay with timer function C ETR10 1646 5
3 schematic diagram time/current characteristic (t amb = 25 c) 10 s 1 s 100 ms 10 ms 1 ms 0 1 2 3 4 5 i max 10 s 1 s 100 ms 10 ms 1 ms 0 1 2 3 4 5 i max 800 ms , i trip 2 t trip 2 i trip 1 t trip 1 500 ms 50 ms 1,3 1,6 3,0 70 a / 250 a ... times rated current i n trip time in ms typically hw fallback all dimensions without tolerances are for reference only. e-t-a reserves the right change specifications at any time in the interest of improved design, performance and cost effective - ness, the right to make changes in these specifications without notice is reserved. product markings may not be exactly as the ordering codes. errors and omissions excepted. dimensions 30 30 40 51,6 dc12/24 v fail safe circuitry control circuit with c load line 30 s1 s2 s3 86 31 88a gnd control input u(i) v cc status output 1 status output 2 status output 3 power mosfet power supply status outputs only available with 7-pole socket fail-safe circuitry only with protected versions (p type) www.e-t-a.de electronic relay with timer function C ETR10 1646 5 electronic relay with timer function C ETR10
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