TOP 48 panel-mounted electronic timers with analogue setting Relay output Multi-function or mono-function Multi-range Multi-voltage or mono-voltage 1 or 2 changeover relays Display of output states by 2 LEDs Connection by 8-pin base or 11-pin base Housing 48 x 48 mm Timing Characteristics Types Accuracy TOP 48 C1-C2 TOP 48 L Repetition accuracy (with 0.5 % 0.2 % Part numbers (and voltages) constant parameters) 12 V c Variation according 0 + 40 C 3 % 1 % 24 V a c / 50 60 Hz to VDE 0435 5 % 1.5 % -20 +60 C 24 V a c / 42 48 V a c - 50 60 Hz Display accuracy 5% 10% 24 V a c / 110 127 V - 50 60 Hz 0.02 s - Min. control pulse 24 V a c / 220 240 V - 50 60 Hz Maximum reset by de- 100 ms - 110 127 V a - 50 60 Hz time energisation 220 240 V a - 50 60 Hz During - 50 ms (1) For DC supply 48 V a c - Additional resistor required. T ON Functions During 1 - 100 ms T OFF Immunity from micro 0.02 s 0.02 s power cuts Relay output Output specification Nominal rating Nominal rating 8 A a 1 A c 8 A a 1 A c Timing ranges (8 available options) * Nominal voltage 250 V a c 250 V a c Rating 1100 VA 30 W 2000 VA 30 W 8 available 0.1 s 1 s 1 s 10 s 6 s 60 s 0.4 min 4 min Maximum admissible current 15 A <0.01 s 15 A <0.01 s options 1 min 10 min 6 min 60 min 1 h 10 h 6 h 60 h Minimum current 50 mA a c 50 mA a c 6 available 0.1 s 1 s 1 s 10 s 0.1 min 1 min Electrical life at I max., 250 Va, options 1 min 10 min 0.1 h 1 h 1 h 10 h 5 5 10 2 x 10 resistive (cycles) Internal layout Max. permitted number of operations per hour at I max., 600 600 250 V a, resistive Mechanical life 7 7 10 2 x 10 (operations) Terminal identification C1 C2 L Function and use 2 - 10 Supply - U output Bridge (7 - 10) for 24 V supply - - Display of Green LED Green LED in operation output state by Bridge (10-11) for 24 V supply - - O power LED Red LED Red LED Control contact (6 - 2) - - on 1 - 3 - 4 - Timed relay output - Voltage variation 15 % Un 15 % Un 11 - 8 - 9 - Timed relay output - - - - +10% +10% +10% +10%- 127 V 240V 127 V 240V 12 V 2 - 7 - Supply - - 1.5 W / 24 V 1 - 3 - 4 - Instantaneous relay output - - 5 VA / 110 127 V - TOP 48 C1TOP 48 C1 8 - 5 - 6 - Timed relay output - - 10 VA / 220 240V Accessories 3 W / 24 V Max. Solder tag 8-pin 25 622 301 10 VA / 110 127 V - TOP 48 C2TOP 48 C2 absorbed connector 11-pin 25 622 076 20 VA / 220 240V power Screw terminal or 8-pin 25 622 128 7 VA / 220 V connector 11-pin 25 622 077 3.5 VA / 110 V TOP 48 LTOP 48 L Spring clips (pack of 2) 79 237 739 - 1.2 W / 48 V Protective cover IP54 79 237 709 0.6 W / 24 V Protective cover IP64 79 237 785 0.5 W / 12 V Temperature Use -20 +60 C -20 +60 C Function diagrams limits Stored -25 +70 C -25 +70 C Function A (TOP 48 C1) Function B Function C Insulation according to standard Timing on impulse Delay on energisation Timing after impulse (delay off) 250 V a c 250 V a c VDE 0110 - IEC 255 Group C Dielectric strength according to 500 V Un 60 V - Standard IEC 255 or VDE 0435 2000 V Un 60 V Protection class according to NFC IP40 IP50 20010 - IEC 529 - DIN 40050 Conformity to standards IEC 255 - VDE 0435 - 2021 Function A (TOP 48 C2) Function L (TOP 48 L) Function La Front panel, by clip Mounting Timing after impulse (delay off) Timing after impulse (delay off) Base-mounted on 2-10 2-10 - socket 1-3-4 1-3-4 Weight (g) 110 110 T1 T2 T1 T1 T2 T1 T2 1/440.1 s 60 h 0.1 s 60 h 0.1 s 10 h Dimensions - mounting TOP 48 C1 - C2 Panel cut-out C1 C2 L 1 - - 88 886 509 - 88 886 100 - - - 88 886 507 88 886 005 - 88 886 505 88 886 006 - 88 886 506 - 88 886 102 - - 88 886 104 - 560 -2 W / 24 V a c 330 -2 W / 24 V a c TOP 48 L 1 Multi-function Mono-function Multi-function 85 35 A, B, C, H, At, Ht A L, La 2 timed changeover 1 timed changeover 1 timed changeover 1 instantaneous changeover 5A a 1 A V c 5A a 1 A V c 8A a - 17 80 - - Solder tag connector + 2 1 25 622 076 - 11-pin - TOP 48 C1 and L L 25 622 301 - 8-pin - TOP 48 C2 11 - 10 34 + 2 1 La 11 - 10 34 6 5 7 6 Screw terminal or connector socket Front-panel mounting 5 7 4 8 4 8 3 9 3 9 25 622 077 - 11-pin - TOP 48 C1 and L 2 10 2 10 1 11 1 11 25 622 128 - 8-pin - TOP 48 C2 Spring clips + - -+ 79 237 739 - Packet of 2 clips Retain timer on connector socket 2 - - - - - - Fitting to DIN rail 35 mm - with clips 79 237 739 - - - Function H Function At Function Ht Timing on energisation Delay on energisation Delay on energisation with with memory memory Protective cover - IP 54 Protective cover - IP 64 79 237 709 79 237 785 To order, specify : Standard products H 1 2 Part number Accessory Example : TOP 48 C1 electronic timer - 88 886 005 - Connector 25 622 076 Standard products, non stocked 1/45 48 35 45 52