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AUTO PARTS
Catalog
Auto Parts / A76 | Relays
Battery relays
1 A 31 31b B 31 2
E H E H
31a 86 31a 86
C 30(31a) D 30 50 51 31
E H
30(31a)85 86 31a 30a 50a
Cutoff and switching relay,
battery changeover relay 30a 31
Design: open construction. With protective cover.
Fitting: the terminals must point downwards.
Fastening: 4 holes Ø 8.4 mm. E H
Connection: screw terminals.
Dimensions: 124 x 110 x 160 mm.
30 86
Cut-off and switching relay 24 V
2 Open construction: Without protective
cover.
Fitting: Terminals must point downwards
Fastening: 4 holes, Ø 8.4 mm.
Connection: Screw terminals.
Rated Fig. Switch- Circuit Switching current Part number Dimensions: 114 x 78 x 141 mm.
1
voltage ing diagramm continuous duty ) short-time duty Operating temperature range:
V poles A A –30...+100 °C.
Data for excitation side
Cutoff and switching relay for disconnecting battery voltage (ground cable) Max. operating voltage: 30 V
12 1 2 A 60/200 2500 ) 0 333 301 007 Response voltage: ≤ 16 V
2
2
24 1 1 B 200 2500 ) 0 333 301 009 Dropout voltage: ≥ 0.5 V
C 300 3500 ) 0 333 301 010 Max. make current (at rated voltage) ≤ 4.5 A
2
1 ) max. 2 min, ) max. 1 s Max. holding voltage (at rated voltage) ≤ 0.4 V
2
Data for contacts side
Change-over relay for series and parallel connection of two 12 V batteries in 12 V Permissible contact loading on terminal 30/30a.
systems with 24 V starter. For short-time duty. Current: ≤ 2,500 A
3
12 2 D 75 1500 ) 0 333 300 003 Current-flow time: ≤ 1 s
3 ) max. 5 s Repeat time: ≥ 60 s
Continuous current: 200 A
Voltage drop: ≤ 10 mV
Test current: 10 A
Cable dimensions Cable length up to Cable cross-section 0 333 301 015
IA voltage drop in the control line 3.2 m 1.5 mm 2
(ignition switch terminal 86 of cutoff relay) 5.3 m 2.5 mm 2
must not exceed 0.5 V. The cable cross- 8.5 m 4 mm 2
section must be matched to the cable 13.0 m 6 mm 2
length.
Note:
Battery relays should be installed as
close to the batteries as possible, in
order to keep the connection cables
short.
Bosch Automotive Aftermarket 2010 | 2011 / Auto Parts
