GMKOREA EDS-T-5219-2008 BLINK UNIT.pdf
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1、GM DAEWOO Auto Materials and components of parts must comply with GMW 3059. Load in condensation water - climates EDS-T-5219BLINK UNIT PAGE: 4/12 ISSUED DATE: 1994. 04. 10 REVISED DATE: 2008. 10. 21 VERSION: 3 GM DAEWOO Auto & Technology 7.1. Housing lettering The lettering must be insensitive to th
2、e following media: Isopropanol Wax gasoline Cleaner The lettering may not be dissolved on contact with these media: Test performance: A cotton-wool ball impregnated with one of these mediums is drawn over the surface 5 times to and fro under a light pressure. 7.1.1. Attaching of the housing letterin
3、g The position of the housing lettering is indicated in the accompanying component drawing. It should be so selected that the readability is given in the mounted state of the blink unit. 7.2. Electric requirements 7.2.1. Function in the assembly The blink unit must guarantee a secure and specificati
4、on-like function with the ratio given in the vehicle in interconnection with other components. 7.2.2. Storage temperature range The blink unit must be permanent at temperatures of -403K and +902.5K and must be storage stable at +952.5K for 1 h. The test of the permanent storage stability is performe
5、d over every 24 h. The blink unit may not experience permanent impairment of the function through the storage. 7.2.3. Operating temperature range The functionality of the blink unit must be guaranteed permanent in the environmental temperature range of -303K up to +802.5K and for 15 min at +852.5K.
6、These requirements are valid for the voltage range of 9 V0.2 V up to 15 V0.2 V. 7.2.4. Function values Unless otherwise specified, the measurements are performed at +235 K and 12.8 V 0.2 V. 2/4*21W + 1*1.2W- or 3/6*21W + 1*1.2 W-lamps are used in Class 49a as electric load, as directed under clause
7、6.9. If no mean value lamps with so narrow power tolerance is to be available, the power in the indicated tolerance is to be adjusted through parallel connection of resistances at using of minus-tolerance lamps. At blink unit with trailer operation, the Class C2 with a 1.2 W-lamp is loaded, as descr
8、ibed under clause 6.9.2. EDS-T-5219BLINK UNIT PAGE: 5/12 ISSUED DATE: 1994. 04. 10 REVISED DATE: 2008. 10. 21 VERSION: 3 GM DAEWOO Auto & Technology 7.2.4.1 Test circuit 7.2.4.1.1 The determination of the function values is performed by using the test circuit according to sheet 10. The control lamp
9、C1 connected at blink unit terminal 49a is connected in 2 variants: a) parallel to the blink lamps b) against +Ub 7.2.4.1.2 The resistance of the test circuit should amount to 0.10 Ohm 0.010 Ohm. The measurement happens on the current supply terminal, in which the blink unit terminals 49 and 49a as
10、well as the blink lamp are short-circuited by a transmission line with a resistance of less than 5 mOhm. 7.2.4.1.3 The test voltage is measured at the lamps in which the terminals 49 and 49a of the blink unit are bridged through a transmission line (resistance 5 mOhm). 7.2.4.2 Acceleration time The
11、acceleration time is the time interval between the switching-on of the blink unit by the blink switch and the standing of the test voltage on terminal 49a (flasher lamp is switched on). The acceleration time may amount maximum 0.2 s. 7.2.4.3 First bright time The first bright time is the time interv
12、al between the switching-on of the blink unit by the blink switch and the switching-off of the test voltage on terminal 49a (first bright phase). The first bright time may amount maximum 1 s. 7.2.4.4 Blink frequency and percentage bright time The blink frequency “fg“ is determined after the first 5
13、blinking over a function duration of 10 blinking. 7.2.4.4.1 The blink frequency must amount(8515) blinkings/min. The percentage bright time is from on-time - 100% on-time + dark time calculated and should amount(45 + 10) %. - 7 7.2.4.4.2 At a test voltage of 11 V 0.2 V or 15 V 0.2 V and a environmen
14、tal temperature of -20 3 K and +70 2.5 K, following requirements are valid: Accelerating time: 0.3 s First bright time: 1.2 s Blink frequency: (90 30) blinkings/min. Percentage bright time: at 60 blinkings/min: 40 to 75% at 90 blinkings/min: 30 to 75% at 120 blinkings/min: 30 to 60% EDS-T-5219BLINK
15、UNIT PAGE: 6/12 ISSUED DATE: 1994. 04. 10 REVISED DATE: 2008. 10. 21 VERSION: 3 GM DAEWOO Auto & Technology 7.2.4.5 Warning function of control lamp 7.2.4.5.1 Directional and warning blink unit (without trailer operation) At black-out of one of the both blink lamps at direction flashing(residual loa
16、d 1*21W + 1*1.2W at terminal 49a), the blink frequency must increase to minimum 2fg-10 up to maximum 280 blinkings/min. 7.2.4.5.2 Directional and warning blink unit(with trailer operation) At black-out of one of the 3 blink lamps at the direction flashing(residual load 2*21W + 1*1.2W at terminal 49a
17、), the trailer control lamp connected at terminal 49a must extinct. At switching-on of the trailer blink transducer with 2*21W + 1*1.2W lamp load at terminal 49a, a unique flash-up of the control lamp connected at terminal C2 is tolerated. 7.2.4.6 Blink frequency at strong voltage fluctuation In cas
18、e of a strong loading of the mains power supply(tempering operation) the supply voltage can be descend under 9 V for the signaling service (measured at entrance of the test circuit). In this case, a blink frequency increase may appear. With increasing voltage the blink unit must reverse again to nor
19、mal frequency “fg“ at 10 V. 7.2.4.7 Voltage drop The voltage drop is determined between the attachment plugs 49 and 49a after 5 blinkings. It may not exceed following values in the constant current range: Blink unit without trailer operation(4*21W + 1*1.2W at terminal 49a): 300 mV Blink unit with tr
20、ailer operation(6*21W + 1*1.2 W at terminal 49a): 450 mV 7.2.4.8 Closed-circuit current consumption The closed-circuit current consumption of the blind unit is measured at the switched-off blink switch in the voltage application to the terminal 49. It may not exceed 10 mA. 7.2.5. Short-circuit stren
21、gth In the test circuit according 7.2.4.1, a fuse with 8A nominal current strength is to be inserted before the blink unit. At energizing of the test circuit with a fully charged vehicle battery 12 V, 44 Ah, the blink unit must endure without disturbance a short circuit at the blink lamps until the
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