Sentry Consumer Unit Installation Guide · of the IET wiring regulations. Busbar a.For split load...

GUARANTEE

MK undertakes to replace or repair at its discretion goods should they become defective within 10 years solely as a result of faulty materials and or workmanship. Understandably if the product hasnot been installed or maintained in accordance with MK's instructions and in accordance with the wiring regulations, has not been used appropriately or if any attempt has been made to rectify, dismantle,add non MK Devices or alter the product in any way the guarantee will be invalidated.The guarantee states MK's entire liability. It does not extend to cover consequential loss or damage or installation costsarising from the defective product. The guarantee does not restrict or infringe the normal statutory or other rights of the consumer.

1. Remove front cover

11. Refit cover. Ensure Cover screws are sufficiently tightenedto remove paint under screw head to enable earth continuityof cover to base.

12. Label Positions. Open hinged cover and fit required labels includingMain Switch and circuit identification adjacent to the associateddevices or in positions shown. Ensure Door is shut once installationis completed to maintain fire integrity.

IMPORTANTFill unused ways.Fit cover mounted blankssupplied with unit.Additional blanks canbe purchased.5544s - suitable for DIN rail mountingK5545s - cover mounted NB: Labels mounted this way up

This product must be installed by an electrically skilled person and inspected and tested in accordance with the current IET Wiring Regulations (BS7671) and Building Regulations

ENSURE THE ELECTRICAL SUPPLY IS DISCONNECTED BEFORE INSTALLATION OR MAINTENANCEIntroduction: This sheet provides a guide to the assembly and installation of a SENTRY Consumer Unit System. If you are in any doubt regarding the application or installation of theproduct, please contact MK Technical Services on 01268 563720. Email: mk.technical@honeywell.com

IMPORTANT

All Consumer units must meet the requirements of regulation 421.1.201 in BS7671:2008 (Amendment 3 from January 1st 2016).

cables are to be aligned properly and not stressed. All illustrations relate to a typical split load unit. Exact configuration will depend on unit purchased and installation required.

INSTALLATION STEPS

Sentry Consumer Unit Installation Guide

3. Secure unit to wall using minimum No.8 screws. Take careto avoid brick dust or other debris entering the device.NB: DIN rail can be removed if required.For uneven walls the top 2 and lower central holecan be used.DIN Rails with centre support have to be slidsideways to disengage from centre support whenremoving & replacing to base.

4. If previously removed, refit DIN rail and re-connect neutral cable to neutral terminal bar. It is essential that ALL connections are made correctly and tightened in accordance with item 9below and that screws are correctly tightened against conductors NOT the conductor insulation. Prepare and locate main incoming cables as desired. For split-load remove the relevantU shaped neutral link(s) and fit the appropriate cable kit as illustrated in the typical configurations below. Other configurations are possible contact MK Technical Services.

5. Fit required devices by

clipping onto DIN rail.

7a.Fit busbar and any cable kits

Split-load unit onlyLine cable *Position UNDER busbar

b. Fit busbar. Cut busbar cover to suit busbar lengthsrequired. Pushfit cover to busbar ensuring all of thebusbar (excluding tangs is covered).

2. Remove only the minimum number of relevant knockouts forthe incoming/outgoing cables.

IMPORTANTInsulated Units:All cut outs are to bescored prior to removal.

IMPORTANTUse punch toremove knockout.

Part No. 32302944-001Edition: A

10. Test in accordance with the current edition of the IET wiring regulations.

Busbar

a. For split load units b. For standard units

6.Remove busbar from inside unit and configure to desired length (including 'ways' for circuits to be added at a later date)

Cut as desired

Length equal tonumber of requiredMCB’s plus 1 fingerfor main incomer.

Length equal to number ofrequired RCD protectedways plus 1 finger forRCD.

Discard piece between fingers.Ensure entire portion between

score marks is removed.

Typical split-load. Typical Twin RCD Installation

8. It is essential that connections are made correctlyand tightened in accordance with items 4 and 9.Note: This unit is not suitable for the connectionof aluminium conductors.

9. Ensure ALL connections are fully tightened asspecified below.

Connection NmTerminal bar 1 - 1.5

1.5 - 22 - 2.52.5 - 3

Cover ScrewsMCB terminals

RCD terminalSwitch & RCBO

terminalsas in leaflet

supplied with device

Cable strip length

IMPORTANTEnsure that a minimum clearance of 10mm ismaintained between the end of the busbar andthe side of the unit.

PantoneBlack

This proof has been printed on a low resolution colour proofer. Colours may vary from final print.Liability cannot be accepted by PPL for errors or omissions once the proof and job specification has been approved.

Ref: Ono:

Our Ref:Date:

Version:Size:

MK Electrics28171F64117.03.15v. 6228.6 x 320

It is essential that the installer takes precautions to ensure that theIP rating and fire integrity of the consumer unit is maintained uponcompletion of the installation.For connecting to the consumer unit, MK Electric recommends thatnon- flame propagating trunking or conduit is used that complies withBS EN 50085 or BS EN 61386 e.g. Steel conduit, MK Egatube conduitor MK Ega mini-trunking ranges.

NeutralTerminal

ProtectedNeutral

Terminal 1

ProtectedNeutral

Terminal 2

BusbarProtectedNeutral 1

BusbarProtectedNeutral 2

BusbarUnprotected

Earth Terminals

SUPPLY

SWITCH

100A

RCD

80A30mA

RCD

63A30mA MCBMCBMCB