Blue Sea Systems 7850 Operating instructions

Blue Sea Systems
Brand
Blue Sea Systems
Model
7850
Type
Operating instructions

This manual is also suitable for

Instructions
Sure Eject
™
120V AC Shore Power Disconnect
7850 & 7850001 (15A) / 7851 & 7851001 (20A)
Automatic AC disconnect ejects power cord upon
ignition to prevent damage
Blue Sea Systems Inc.
4600 Ryzex Way
Bellingham, WA 98226 USA
p 360.738.8230
www.bluesea.com
980026230 Rev. 006
Dimension Drawing
Wiring Diagram
Features
• Motor driven design ensures years of reliable operation
• The ejection piston is self-recessing, with no cocking required
• Keyed plug design allows for easy insertion
• Anti-arcing design on insertion and ejection
• LED indicates the presence of AC power and ejection alerts
• Automatically attempts additional ejections if needed
• Compatible with existing 15A and 20A connectors in the station
• Standard mounting holes for easy retrofit
• Connectors included: 7840 (15A) or 7841 (20A)
• Label kit included in Accessory pack
• Weather-resistant boot included
• Yellow cover 7820 included with 7850 & 7851
• Covers available: 7820 Yellow, 7821 Red, 7822 Black, 7823 White, 7824 Blue, 7825 Gray
Specications
Operating Voltage Range 8V–16V DC
Nominal Voltage 120V AC
DC Current Static: < 5mA
AC On: < 50mA
Ejection: 7A max. / 5sec.
Installation Screws #8-32 (Max. Torque: 11 in-lb)
Termination Screws #8-32 (Max. Torque: 16 in-lb)
Temperature Range -40°C to 55°C
Accessory packs include:
(1) Water-resistant dielectric grease packet (2 gram)
Periodically apply a small amount of dielectric grease to protect and lubricate
120V AC Connector (female) or Ejection Unit (male) electrical contacts.
(1) Label kit (5 labels)
(4) Mounting screw packs (4 packs, 4 screws each)
(1) Termination screw (#8-32 x 5/16")
(1) Three position plug (3.5mm)
(3) Nylon insulated ring terminals (12-10 AWG)
®
3.5" (89mm)
2.025
" (51mm)
3.6" (91mm)
Ejection unit
Front view
Side view
Termination insulating
Cover removed
AC Neutral (grounded conductor)
AC Line (ungrounded conductor)
AC Safety Ground
120V AC Shore Power
Connection Must Be
GFCI Protected per
NEC 210.8(B)(8)
Battery DC
positive ( + )
Engine Start
(solenoid circuit)
Battery DC
negative ( – )
Vehicle Connections - Use Stranded Wire
#8-32 Termination Screws
Max Torque 16 In-lbs
White 12-10 AWG
Green 12-10 AWG
Black 12-10 AWG
16 AWG
16 AWG
16 AWG
THREE
POSITION
PLUG
RING
TERMINALS
10A
Fuse
10A
Fuse
LED Indication
• Green – AC connector inserted and AC power properly passing through
the Sure Eject and supplying power to the vehicle
• Solid Red – AC connector inserted, no power passing through SureEject
• Red Flash – Connector jam. SureEject is continuing ejection attempts
• LED Off – Connector not fully inserted or DC power not connected to SureEject
Installation and Mounting Diagram
Item Description
1 Installation Screws #8-32 (4 packs included)
2 Cover
3 Gasket* Note: Qty. 2 included
4 Vehicle wall / mounting surface
5 Ejection unit
6 AC/DC termination cover
7 Connector 120V AC
8 Weather-resistant boot
Do not use screws that will penetrate the
Ejection Unit’s mounting holes deeper
than 3/8".
If vehicle wall / mounting surface material is
less than 1/8" thick, shim with extra
1/16" thick gasket (included).
NOTE: Four screw packs are included. Choose
the appropriate screw length for your Vehicle Wall /
Mounting Surface Thickness. (see table below).
Cutout Template
4
3*
2
1
7
#8-32 Installation Screws
Max. Torque 11 In-lbs
5
6
8
C
L
C
L
4X Ø .188"
(4.7mm)
CLEARANCE
FOR
#8 SCREWS
THRU
1.625"
(41.2mm)
1.625"
(41.2mm)
1.40"
(35.5mm)
.938"
(23.8mm)TYP
1.875"
(47.6mm)
Ø.50
(12.7mm)
Ø1.75 THRU
(44.4mm)
.125" (3.17mm)
Minimum
MOUNTING SURFACE
1. Sure Eject must be mounted vertically (+/- 15º)
as shown, and in a nominally dry and
protected location.
2. Connected wiring must include appropriate
drip and service loops.
3. If ejection unit (Item 5) is mounted externally or
exposed to weather elements, installation with
weather-resistant boot (included) is recommended.
a. Route wires through hole in cover.
b. Slide weather-resistant boot over ejection unit, wires exit at bottom.
c. Install Sure Eject.
d. Use heat gun to shrink cover in place before or after installation.
Visit bluesea.com for more information.
Vehicle Wall /
Mounting Surface
Thickness
Screw Length
Screw
Pack #
1/8" (3.2mm) #8-32 x 1.0" (1")
1
1/4" (6.4mm) #8-32 x 1.125" (1-1/8") 2
3/8" (9.5mm) #8-32 x 1.25" (1-1/4") 3
1/2" (13mm) #8-32 x 1.375" (1-3/8") 4
CAUTION
Warranty void if incorrect
screw length is used.
CAUTION
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Blue Sea Systems 7850 Operating instructions

Blue Sea Systems
Brand
Blue Sea Systems
Model
7850
Type
Operating instructions
This manual is also suitable for
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