Optional connection to ERRS System, Terminal No:
1 to +24VDC EMERGENCY POWER SYSTEM
4 to 0VDC EMERGENCY POWER SYSTEM
2 to + output ERRS System (upper terminals 1-10 in ERRS control box)
5 to - output ERRS system (Lower terminals 1-10 in ERRS control box)
POWER SUPPLY, Terminal No:
TESTING THE INSTALLATION:
The correct function of the HAMMAR ERU RELEASE SWITCH can be tested by
Note 3
connecting a 200 mAF 5x20 mm glass tube fuse to the ERU RELEASE SWITCH
output instead of the pos. 1 ERU unit. The fuse blows off when the ERU RELEASE
SWITCH push button is pressed if the system is correctly installed.
POS 1: HAMMAR ELECTRIC RELEASE UNIT (H20 ERU)
POS 2: HAMMAR ERU CONNECTION BOX
Cable glands, max cable diameter 10 mm
Terminals: max cable area 2,5 mm2
POS 3: HAMMAR ERU RELEASE SWITCH with integrated push button
Input voltage 18VDC - 32VDC, Max. intermittent load 3A
Cable glands, max cable diameter 12 mm
Terminals: max cable area 2,5 mm2
POS 4: Cable, 2 x min. 0,75 mm2 (screened). Outer diameter max.10 mm
POS 5: Cable, 4 x min. 0,75 mm2 (screened). Outer diameter max.12 mm
or
Cable, 2 x min. 0,75 mm2 (screened). Outer diameter max.12 mm
Note 1: When connecting the cable from the H20 -ERU to the CONNECTION BOX,
the polarity of the wires is of no importance.
Note 2: Connect the screen of the cables inside the Release switch enclosure
Note 3: Connect the screen of the power supply cable to ships ground Sheet1 1
CM HAMMAR AB
Drawn/Ritad Checked/Kontr. Appr./Godkänd Date/Datum: (dd-mm-yyyy)
Repl./Ersätter:
Scale/skala
Draw.No./Ritn.nr.
Det. Number/ant. Designation/benämn. Material Notes/noteringar
tc
Tel.: +46 31 709 65 50 Fax.: +46 31 49 70 23
24VDC - CONNECTION DIAGRAM ERU1001
tc 03-10-2007
Rev.:
7
tc
HAMMAR H20 ERU - RELEASE SWITCH
of
3
4
1
2
5
Note 1
7
module
123456
1: +24VDC
4: 0VDC
3: +ERU outp.
6: - ERU outp.
5: - ERRS (optional)
2: + ERRS (optional)
Elect.
Note 2
