E-1048-8D Datasheet, PDF (2/4 Pages) ETAL Group – Integral power electronics provide a wear-resistant switching function, insensitive to shock, vibration and dust

Smart Power Relay E-1048-8D...
Technical Data (T_A= 25 °C at U_N)
Technical Data (T_A= 25 °C at U_N)
Free-wheeling diode
integral
for connected load
I_N = 1 A...10 A: max. 40 A
I_N = 15 A...30 A: max. 100 A
Delay time ¹⁾
t_on 0.5 ms, t_off 1.5 ms
Short circuit, overload
- disconnection of load
in load circuit
- no automatic re-start

- after remedy of the fault unit has to
be reset via control input IN+
Housing
dimensions

Materials

30 x 30 x 30 mm when plugged in
30 x 30 x 41.6 mm including terminals
housing PA66-GF30
base plate PA6-GF30
Mass approx. 20 g (25 A and
30 A approx. 50 g)
Control input IN+
Control voltage IN+
Control current I_E

Reset in the event of a failure


0...5 V = “OFF”, 8.5...32 V = “ON”
typically 1 mA at 12 V /
typically 5 mA at 24 V
- via external control signal
(low-high) at control input IN+
- via reset of supply voltage
Control input IN-
Control voltage IN-
relay energised when IN- connected to

ground; tolerance range 12 V system:

0...6 V = “ON” 8.5...12 V “OFF”
tolerance range 24 V system:
0...18 V = “ON” 20.5...24 V “OFF”
Reset in the event of a failure - resettable via external control signal
(High-Low) at control input IN-
- via reset of supply voltage
Control input IN+ / IN-
Switching frequency
at resistive or inductive load max. 60 Hz
Edge of IN
< 5 ms
General data
Reverse polarity protection
Control circuit
Load circuit
yes
no (due to integral free-wheeling diode)
Temperature range
ambient temperature
Temperature shutdown
Tests
1 ...25 A: -40 ... +85 °C
30 A: -40 ... + 60 °C without derating
power transistor > 150 °C
Ordering Information
Type
E-1048-8D Smart Power Relay DC 12 V/24 V, 1 A...30 A
in DICE version
Housing / temperature range
4 with housing -40 °C...85 °C (for rated current up to 20 A)
5 with housing -40 °C ... 85 °C (60 °C at IN = 30 A)
improved ambient req. (IP protection class etc.)
Control input
C0 with control input (IN+ control 8.5...32 V)
C1 with control input (IN- control by connecting to ground)
C2 IN+ with increased control current (12.5 mA)
Options
A0 without options
Characteristic curve
0 ENTRY, short circuit protected
4 ENTRYprotect, 200 ms standard
switch-off delay with overload, short circuit
protected
Voltage rating
U3 DC 12/24 V
Current ratings / colour of label
1 A / black
2 A / grey
3 A / purple
5 A / light-brown
7.5 A / brown
10 A / red
15 A / blue
20 A / yellow
25 A / white
30 A / green
Humid heat

combined test, 9 cycles with
functional test
E-1048-8D 4 - C0 A0 - 0 U3 - 10 A ordering example:

ENTRY version 4 pin

test to DIN EN 60068-2-30, Z/AD
Temperature change
min. temperature -40 °C,

5

Vibration (random)
max. temperature +90 °C
test to DIN IEC 60068-2-14, Nb
in operation, with temperature change
Dimensions DICE version (4 pin version)

6 g eff. (10 Hz...2,000 Hz)

test to DIN EN 60068-2-64
Vibration was tested with standard
2
2, 4, 6 and 8 - blade terminals 6.3 x 0.8
sockets for PCB mounting.
Behaviour at vibrations depends on
design, quality and age (number of
push-in cycles) of the socket particularly
6
4
8
footprint
to ISO 7588
regarding duration of the vibration and
the mounting position.
Shock
25 g/11 ms, 10 shocks

test to DIN EN 60068-2-27
Corrosion
test to DIN EN 60068-2-52, severity 3
Protection class
housing -8D4 IP30 to DIN 40050

housing -8D5 IP54 to DIN 40050,

higher protection class upon request
EMC requirements
EMC directive:

emitted interference EN 50081-1
30

noise immunity EN 61000-6-2
1.18

Automotive directive:

emitted interference, noise immunity:

72/245/EWG and 2006/28/EG
Terminals

Mounting:
4 blade terminals 6.3 mm x 0.8 mm
contact material CuZn37F44
on automotive relay socket 4-pole
1) _typically
This is a metric design and millimeter dimensions take precedence ( ^mm )

inch
2
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