RMU ONLY�

EQUIPMENT WHICH MAY BE USED WITH THIS DESIGN

A ORIGINAL

EDS 07-3102.05

09-08-17

C

SECONDARY SITES

Version DescriptionDateDrn.

SITE

DRAWING NO.

SCALE

TITLE

Checked

Approved Designed

Version@ A1

SITE

DRAWING NO.

SCALE

TITLE

VersionN.T.S.

UKPN

RDHUA

UA

B 05-01-18UA

UA

RDH

UKPNdrawing reference revised.Chamfers applied to plinth. Earthing

C 26-10-18UA

UA

RDH

UKPN

This UK Power Networks drawing illustrates good practice regarding health, safety, security and cost efficiency, but design responsibility rests with the issuer of the site-specific version of the drawing.

Equipment elevation views added.Drawing notes revised.

LOCATION PLAN

CONSTRUCTION.

NETWORKS PRIOR TO

AGREED WITH UK POWER

BY DEVELOPER AND

LOCATION TO BE ADVISED

PROPOSED SUBSTATION

Sheet 1 of 3

WITH GRP ENCLOSURE

RING MAIN UNIT PLINTH DESIGN

CIVIL LAYOUT

APPROVED

VENTILATION VIA LOUVRES

~ BY UK POWER NETWORKS

REMOTE TERMINAL UNIT

KERB LINE

SECTION B-BSECTION A-A

600

500

250

25mm x 25mm CHAMFER

600

700700

150

TO OUTSIDE EDGES

ASEE DETAIL

PROVIDE FAIR FACE FINISHSHUTTERED TO WORKS TO BE

TOP 150mm OF ALL CONCRETE

FOUNDATIONGRP ENCLOSURE TO BRACKETS SECURING ANGLED FIXING

RING BEAM AS SHOWN

BELOW MIDDLE OF

NOTE: DUCTS TO STOP

FOUNDATION - ISOMETRIC VIEW

838

837

1000

Base

VRN2a

Lucy Sabre

5000

ORDER TO MAINTAIN VENTILATION.

REQUIRED AROUND WHOLE OF ENCLOSURE IN

A MINIMUM OF 500mm CLEAR HARDSTANDING

BACK EDGE OF PAVEMENT

SIDE-ENTRY DUCTSALTERNATIVE

SUFFICIENT CLEARANCE REQUIRED

TO ALLOW EACH DOOR TO OPEN,

EACH DOOR IS 1250mm WIDE

4000

3000

CONFIRMED BY UK POWER NETWORKS

CABLE ENTRY LOCATIONS TO BE

2400

1000

HINGED PANEL FOR GENERATOR CABLE ACCESS.

PROVIDE ADDITIONAL `OUTLET` VENTILATION VIA EAVESROOF OVERHANGS FRONT AND BACK ONLY BY 150 TO

1035 x 616 LOUVRED PANEL 1035 x 616 LOUVRED PANEL 2 No. 1035 x 616 LOUVRED PANELS

DANGER OF DEATH

DANGER OF DEATH

In an emergency

telephone

080 096 9960

STATUTORY SIGNAGE

PADLOCKGALVANISED ESPAGNOLETTE LATCH TO ACCEPT STANDARD UK POWER NETWORKS

2400

150

150 2800 2800

EMBOSSED INTO DOOR PANEL`DANGER OF DEATH` SIGN

6500

INS

TA

LL

ATIO

N / R

EM

OV

AL.

ALL

OW 6

500

mm C

LE

AR

AN

CE F

OR G

RP C

OV

ER

EXTERNALLY (WHEN REQUIRED)RTU ANTENNA SHALL BE FITTED

RIGHT HAND SIDE ELEVATIONFRONT ELEVATIONLEFT HAND SIDE ELEVATION REAR ELEVATION

PLAN VIEW OF SITE & EQUIPMENT ARRANGEMENT

(GRP ROOF REMOVED FOR CLARITY)

SETTING OUT DIMENSIONS

B

B

A

A

FOUNDATION ~ PLAN VIEW

3000

300

300

500

Front

VRN2a

Lucy Sabre

LHS

VRN2a

Lucy Sabre

POWER NETWORKS

INSTALLED BY UK

ALL PLANT SUPPLIED &

ALL EDGES OF PLINTH.

EDGES OF RING BEAM AND

GRATINGS ON ALL INTERNAL

MILD STEEL SUPPORTS FOR

SEE NOTESCABLE INSTALLATION ~ AFTER

NOMINATED CONTRACTOR NETWORKS OR THEIR GRATING) BY UK POWER (UP TO 500mm FROM TOP OF THIS AREA TO BE BACKFILLED

SUITE SITE CONDITIONS

THIS DIMENSION MAY VARY TO

FOUNDATION DETAIL

FIXING OF GRP COVER TO

EQUIPMENT IS 950kg

WEIGHT OF THE ASSEMBLED

THE MAXIMUM UNFACTORED

HOLES IN STEEL ANGLE TO BE PRE-DRILLED OFF SITE BEFORE GALVANIZING.400mm CENTRES).HILTI HST ANCHOR, RESIN FIXINGS OR SIMILAR APPROVED (M12 BOLTS AT GRATING SUPPORTED ON MILD STEEL ANGLE (50x65x6) FIXED TO WALL WITH

GRATING SUPPORT ~ DETAIL `A`

SECONDARY SUBSTATION CIVIL DESIGN STANDARDEDS 07-3102

PRE-DESIGN REQUIREMENTS FOR SECONDARY SUBSTATIONSEDS 07-3101

SUBSTATION ELECTRICAL SERVICESEDS 07-0119

APPROVED EQUIPMENT LIST - CABLES & DUCTSEAS 02-0000

APPROVED EQUIPMENT LIST - CIVILEAS 07-0000

SMALL POWER AND LIGHTING LAYOUTSHEET 3

EARTHING LAYOUTSHEET 2

REFERENCES

STEELWORK FOR GRP GRATING SUPPORTS SHALL BE GALVANISED.�

REMOVED WITH CABLES IN-SITU WHILE STILL REMAINING STABLE.

CUT OFF OPENINGS FOR CABLE PENETRATIONS ENSURING THE GRATINGS CAN BE �

SEATED LEVEL WITH NO NOTICEABLE ROCKING OR SLIDING.

GRATING SHALL BE FLUSH WITH TOP OF FOUNDATION AND SECURELY SUPPORTED, �

SURFACE AND COLOUR GREEN.

USE APPROVED 38mm DEEP MOULDED GRP GRATINGS; OPEN TYPE WITH GRITTED �

GRP GRATINGS AND SUPPORTS

GRATINGS.

WITH 100mm ABOVE TOP DUCT AND TO A MINIMUM OF 500mm BELOW THE TOP OF

AFTER CABLE INSTALLATION, SEAL ALL CABLE DUCTS, FILL TRENCHES WITH SAND �

INFILL TO AREA AROUND CABLES

NUMBER AND ENTRY POSITIONS SHALL BE VERIFIED BY UK POWER NETWORKS. �

TO ESI 12-24 OR BS EN 61386, LAID FLAT AND LEVEL.

125mm INTERNAL DIAMETER TWIN WALLED HIGH DENSITY POLYETHYLENE DUCTING �

DUCTS

STANDARD COLOURS ARE MID BROWN 08-B-25 OR DARK GREEN 14-C-39 TO BS4800.�

IS REQUIRED AROUND THE ENCLOSURE.

LOUVERED VENTS SHALL NOT BE OBSTRUCTED; A MINIMUM CLEAR AREA OF 500mm �

MAXIMUM LOAD ON ROOF TO BE 2.5kN/m².�

MAINTENANCE OR REPLACEMENT OF THE TRANSFORMER.

ALLOW 6500mm CLEAR HEADROOM FOR THE REMOVAL OF THE ENCLOSURE DURING �

ALL TIMES.

KEEP 1000mm CLEARANCE MINIMUM ABOVE ENCLOSURE FOR PRESSURE RELIEF AT �

MOVEMENT.

THE THRESHOLD SECTION BELOW THE DOORS IS REMOVABLE TO FACILITATE PLANT �

THREE WAY LOCKING DEVICE WITH FREE ISSUED UK POWER NETWORKS PADLOCK.�

TOTAL WEIGHT OF GRP ENCLOSURE IS 600kg.�

ASSEMBLED. FLAT PACK UNITS ARE AVAILABLE ON REQUEST.

SUPPLIED AND INSTALLED BY UK POWER NETWORKS. USUALLY DELIVERED �

GRP ENCLOSURE

REINFORCEMENT TO DEVELOPER’S STRUCTURAL ENGINEER’S REQUIREMENTS.�

+/-2mm OVER 2000mm.

40N/mm2 AFTER 28 DAYS. CONCRETE WORKS FINISED WITH STEEL FLOAT TO WITHIN

WITH A SUITABLE WEARING SCREED WITH A MINIMUM COMPRESSIVE STRENGTH OF

STANDARD FLOOR SLAB THICKNESS OF 225mm MINIMUM REINFORCED CONCRETE �

ENTIRE ACCESS ROUTE IS TO BE CAPABLE OF SUSTAINING THE EQUIPMENT LOAD.

TO THE STRUCTURAL ENGINEER’S SPECIFICATIONS TO SUSTAIN LOADS SHOWN. THE �

FLOOR SLAB

REINFORCING BARS TO BE ELECTRICALLY CONTINUOUS.�

TYPE MATERIAL.

ON 1200 GAUGE GEOMEMBRANE, ON SAND BLINDING, ON WELL COMPACTED DTp1

STRUCTURAL CONCRETE TO BE POURED ON 50mm GEN1 MIX CONCRETE BLINDING �

FORMATION LEVEL.

FOR PRELIMINARY DESIGN, ASSUME 50kN/m²INCREASE IN GROUND PRESSURE AT �

(50mm MINIMUM).

SUFFICIENT COVER TO THE REINFORCEMENT TO ACHIEVE A 4 HOUR FIRE RATING �

AS STATED ON DRAWING OR TO SUIT THE SITE CONDITION. �

FOUNDATION AND REINFORCED CONCRETE

UNLESS A 4HR FIRE BARRIER IS LOCATED IN BETWEEN.

GRP SUBSTATIONS SHALL BE AT LEAST 4m AWAY FROM THE NEAREST BUILDING �

ACCESS OR VENTILATION THROUGH DOORS AND LOUVRES.

SCHEMES) SHALL ALLOW FOR FUTURE PLANT GROWTH WITHOUT COMPROMISING

PROPOSED SOFT LANDSCAPING ADJACENT TO THE SUBSTATION (E.G. PLANTING �

ACCESS VIA 24 HOUR SECURITY IS UNACCEPTABLE.�

SHALL BE LOCKED WITH THE STANDARD UK POWER NETWORKS LOCKING SUITE.

TIMES, 365 DAYS OF THE YEAR (24/7). ANY DOORS OR GATES ON THE ACCESS ROUTE

UNIMPEDED ACCESS FOR UK POWER NETWORKS PERSONNEL IS REQUIRED AT ALL �

BUILDING REGULATION APPROVALS.

THE DEVELOPER IS RESPONSIBLE FOR OBTAINING ALL PLANNING CONSENTS AND �

LEGAL RIGHTS.

BY A PRIVATE DEDICATED ACCESS WAY WITH FULL CONTROL AND ASSOCIATED

SUBSTATIONS SHALL BE LOCATED ADJACENT TO A PUBLIC HIGHWAY OR REACHED �

SITE.

POWER NETWORKS PRIOR TO THE COMMENCEMENT OF ANY BUILDING WORKS ON

POSITION AND ORIENTATION OF THE SUBSTATION SHALL BE AGREED WITH UK �

PLANNING, LOCATION AND POSITION

ADDED ONTO THE PROJECT SPECIFIC DRAWING.

LOCATION OF THE SITE SHALL BE OVERLAID ON THE ORDNANCE SURVEY MAP AND �

RELEVANT CODES OF PRACTICE OR BRITISH STANDARD AND EUROCODES.

WORKMANSHIP AND MATERIALS TO CONFORM TO THE LATEST EDITION OF THE �

OTHER SERVICES THROUGH OR UNDER THE SUBSTATION AREA IS NOT PERMITTED.

THE RUNNING OF SPRINKLER SYSTEM, HEATING, GAS, TELECOMS, WATER AND �

ALL DIMENSIONS ARE IN MILLIMETRES.�

FROM UK POWER NETWORKS.

MATERIALS SPECIFIED WILL BE PERMITTED WITHOUT PRIOR WRITTEN CONSENT

DO NOT SCALE FROM THIS DRAWING. NO VARIATION TO THE STATED DIMENSIONS OR �

GENERAL NOTES

PLAN VIEW

ELEVATIONS

250

650

1000

RMU PLINTH DIMENSIONS

900

250

225

250

1000

725

LUCY SABRE VRN2a FOOTPRINT

SCHNEIDER RN2c FOOTPRINT

CHAMFERS

75 x 75mm VERTICAL