RS32H (B)

. 

BR i Bes ee 

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| 

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NE eeee<br>iia OF fuse holders to BS88: Part 2:1975<br>**----- End of picture text -----**<br>


- @ Full Shrouding for personnel safety and complete compliance with the direct contact electric shock requirements of the 15th Edition of the [EE Wiring Regulations 

- @ Insulating sleeves are fitted to front connected fuse bases to provide increased protection at the cable entry point 

- @ Separate base contact insulating shrouds of great strength and flexibility ensure that no ‘live’ metal is dangerously exposed when the fuse carrier is removed —this enables an outgoing circuit to be cabled with complete safety to personnel and with continuity of supply to 

- @ otherAnti-vibrationcircuits. features protect against release of a fuse-carner due to vibration in service In the 400 amp size this includes a safety catch which automatically locks on the insertion off the the f fuse Carrier 

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— .<br>f<br>| | | i<br>| |<br>* e |<br>; |<br>7 1<br>ne) | ,<br>— [>]<br>a<br>m=<br>it<br>FIG 1 Front connected fuse base with<br>terminal shroud removed for cabling<br>**----- End of picture text -----**<br>


## a , RED SPOT’ 20, 32, 63 & 100 amp fuse holders 

Perfect alignment of contacts with single-screw_ fixing achieved by registration on facets tn moulding Large contact area and anti-vibration feature incorporated in brass contacts of accurate dimensions 

Tapered shank of fuse link fixing screw ensures easy re-entry 

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——_ re-entry<br>7 Safety shroud (cut-away to show base contact) made from<br>ae moulded red nylon of great strength and flexibility<br>- Patented non-twist cable clamping screw of large diameter<br>— ia | complying with CEGB requirements for Category || duty<br>‘ : Lasting contact pressure ensured by backing stirrups which<br>2 2 2 are located by the shape of the base contact and the<br>| moulding<br>4 ri Carrier and base moulded from flame retardant, non-<br>_ - hygroscopic phenolic<br>**----- End of picture text -----**<br>


FIG 2 Cut-away view of 63 amp front connected contact assembly. 

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7 a<br>**----- End of picture text -----**<br>


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## List Numbers for ordering purposes 

|Rating||||
|---|---|---|---|
|amp|FRONT|BACK|FRONT/BACK|
|20|*RS20H|+RS20P|RS20PH|
|32<br>63<br>100<br>200<br>400|RS32H<br>RS63H<br>RS100H<br>RS200H<br>RS400H|RS32P<br>RS63P<br>RS100P<br>RS200P<br>RS400P|RS32PH<br>RS63PH<br>RS100PH<br>RS200PH<br>RS400PH|



*Also available with CEGB Cat1 terminations (List No RST20H) {Also available for flush mounting with sealing facility (List No. RS20F) 

Ilustrations & dimensions shown on pages 5,6, & 7 

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RED SPOT 200 & 400 amp fuse holders High quality mouldings, safety shrouds and precision made copper contacts ensure reliable Operation 

## Additional special features @ Through grip handle for maximum contro! section @ Silver plated contacts with generous cross 

- @ Guides to ensure parallel action on insertion or withdrawal of fuse carrier 

- @ Patented non-twist cable clamping screws ofclampinglarge diameterplate ononthethe400200ampampfuseandholderscable prevent damage to cables 

- @ Terminal screw locking device, incorporating the principle used in the twelve sided spanner, can be fitted to the hexagon head of the terminal screw, whatever its’ position when fully tightened, by using one of the two positions provided for locating the captive screw (arrowed in FIG 3) 

FIG 3 Front connected 200 amp ‘Red Spot’ fuse base with shroudsilver removed and with moulding partly cut-awayto show device plated base contact and terminal screw locking FIG 4 Front connected 400 amp ‘Red Spot’ fuse holder with moulding partly cut-away to show silver plated contacts, red nylon shroud and cable clamping device 

3 

Approvals Approved by leading Authorities including CEGB * (Approval No 29) and used in equipment approved by Lloyds - Back connected types approved for Categories of duty | & II Front connected types approved for Category of duty Il RST20H (see list numbers) front connected type approved for Category of duty | 

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H_R.C. Fuse links accommodated<br>**----- End of picture text -----**<br>


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Extended range of Type ‘T’ to BS 88 Part2 1975<br>Fuse holder Type ‘T’ to for motor circuit protection (660 volts a c)<br>ratingamp BS 66088  voltsPart21975 ac List No Currentamprating motorRatingstartingfor amp<br>NIT20M25 " 20 25<br>20 Nir? 204 NIT20M32 20 32<br>(550 volts ac) (415 volts ac}<br>TIA32M35 32 35<br>32 TIA2-32A TIA32M40 32 40<br>TIA32M50 32 50<br>TIA32M63 32 63<br>63 TIA2-32A TIS63M80 63 80<br>TIS35-63A TIS63M100 63 100<br>tTIA2-32A TCP100M125 100 125<br>100 4T1S35-63A TCP100M160 100 160<br>TCP80 & 100A TCP100M200 100 200<br>200 TC80TBC2-63A& 100A TF200M250 200 250<br>TF125-200A *TF200M315 200 315<br>TKM 250 & 315A TM400M450 400 450<br>TM355 & 400A<br>**----- End of picture text -----**<br>


+Adaptor plate required List No P5372/10 Note For full details on Type ‘T’ fuse links, including de *550 volts ac performance, please refer to Publication IEF /401 

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Coloured Fuse holders<br>_ The standard finish is black, but fuse holders moulded tn white, grey or<br>[| green CEGB approved colours, can be supplied For ratings and types<br>NA available see Price list FG/127<br>,Sea re FrontMethodconnectedof cabling fuse holders<br>’ | . 1) Remove red nylon insulating shroud to release cable sleeve<br>a 2) Remove cable sleeve<br>| ee 3) Fit cable sleeve over cable.<br>. le if 4) Fit conductor into fuse base terminal and tighten cable clamping screw<br>\ \ hy Ih to secure. If flexible cables are used, therr relatively fine strands may be<br>& ; | Re given increased protection by the use of thin wall copper ferrules over<br>“eee & the conductor ends The following should be taken into account<br>=<br>Yn a a) The inside diameter of the thin wall copper ferrule should match<br>Von. that of the bared conductor end as closely as possible<br>\ ea b) The length of the thin wall copper ferrule should match that of the<br>a tunnel in the fuse base terminal<br>c) The wall thickness of the ferrule should be thin enough for the<br>ferrule to be compressed by the tightening of the cable clamping<br>screw The flexible conductors will then be consolidated within the<br>FIGholderBF.ront connecte 463 amp ffuse deformed ferrule<br>5) Replace red nylon shroud taking care that it holds the cable sleeve in<br>position by locating the shroud in the groove provided in the sleeves<br>**----- End of picture text -----**<br>


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BACK CONNECTED — FLUSH<br>M c, D<br>and inches<br>a +<br>Th<br>i ( Fstups | ¢<br>SS<br>‘RED SPOT Wy i He SS |<br>HOLDERS | Nee<br>/ iy k<br>) }Ve +<br>L pe<br>FRONT CONNECTED FRONT/BACK CONNECTED BACK CONNECTED — SURFACE<br>PAlol pe PO D —| C, D<br>ht| is<br>J 7 N Ss G DIA. Fea+ K q Fstupsee|}<br>] | [(] | |<br>= r—4 == . E<br>IC f<br>IALVi, (7 / a K<br>a HJ | H iJEL . L<br>TERMINALS ACCOMMODATE<br>CABLES UP TO 10sq.mm. DIAMETER OF<br>CABLE HOLE<br>IN BASE CONTACT<br>**----- End of picture text -----**<br>


## DIMENSIONS 

in millimetres and inches 

## 20 amp ‘RED SPOT FUSE HOLDERS 

Te Pefeyefele fet [epee yee fed de Fam [arofre a] sa foe ofr] so] wo [is 6| 16+ [rs-0| 27-2] 20-0[a0 [es 3[ 20.2| 58 [sss] 6-0 | fe eC ee 

PANEL DRILLING DIMENSIONS VIEWED FROM FRONT OF PANEL 

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RS20H  RS20P & RS20PH HOLE REQUIRED IN PANEL<br>¢ ¢ FOR FLUSH MOUNTING RS20F<br>an ! 4:8 mm.<br>Aly o (%") RAD.<br>. | . a . ‘ A<br>an SL<br>‘<br>-em<br>-L-—- Frsrm cn) \ x7 ONE MOUNTING CLIP<br>| | 'O+-- YY)“ 806mm. 1S(LISTSUPPLIED No P670/10)<br>it? U. (344) WITH EACH<br>tL | CARRIERFLUSH MOUNTING& BASE<br>TWOHOLES14-3TO mm.CLEAR( 3%") DIA. 28:21%") mm. TYPE RS20F<br>ONE HOLE TO TAKE BUSHINGS (ONE ONLY<br>M5 cheesehead FOR RS20PH)<br>FIXING SCREW<br>**----- End of picture text -----**<br>


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## DI MI E N S [ O Ni S in millimetres and tnches 

## 32, 63 & 100 amp ‘RED SPOT’ FUSE HOLDERS 

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FRONT CONNECTED FRONT/BACK CONNECTED BACK CONNECTED<br>A Ccmn Cc D c D<br>= i | ib Z<br>Sa San ey<br>| ( deAN LMMN . LGPOY DIA.<br>IN NY IY \ F srups|<br>_4 Pt EP RY<br>| ms K<br>L[J oH aa y<br>Tt TERMINALS ACCOMMODATE CABLES UP TO -<br>Diameter of *16sqmm 32 amp<br>cable pole et 50sqmm  63amp<br>*Some contac 70sqmm 100 amp<br>reduction to these cable sizes may be required when using flextble stranded conductors due to their larger effective diameter<br>Rating<br>Amp A Cc E F G H J K L x Y<br>32<br>rn<br>63<br>100 Oa<br>PANEL DRILLING DIMENSIONS VIEWED FROM FRONT OF PANEL<br>RS32P RS63P RSTO0P<br>RS32H and an 0<br>RS32PH RS63H —-RS63PH |, se H RsieorH<br>€ ¢ ¢ HOLE U<br>| NOON ¢  Onty at Ut<br>af= N N-| r tr FOR lL. o_o<br>ih —j4, RS63PH [ | (<br>pi ilie e| | PQ TET P Or Pa vi 4 vi 1; Ww<br>Tr tT r ) '— 4 |<br>| I) | | a PY) | pw to r Ww<br>| I | 4 | l I 4 | I | 4<br>af? 4 Uy (Al {| | It<br>t aN nN Ho vl + T J u J<br>TWO [H] jtes 1OTA KE Two HOLES | Eu ul<br>M5 cheesehead TO TAKE M5 cheesehead TWO HOLES TO TAKE TWO 238mm (43")<br>FIXING SCREWS FIXING SCREWS M6 Cheesehead DIA HOLES TO<br>TWO 19-1 mm (2”) DIA TWO 191mm (3") FIXING SCREWS CLEAR BUSHINGS<br>HOLES TO CLEAR DIA HOLES TO (ONE ONLY FOR RS100PH)<br>BUSHINGS (ONE ONLY CLEAR BUSHINGS FOR<br>FOR RS32PH) RS63P<br>pote fe To Te Ts Ts [ew pw pe<br>**----- End of picture text -----**<br>


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t \ 

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## D I MI E N S | O N S in millimetres and inches ‘RED SPOT’ FUSE HOLDERS 

## 200 amp 

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FRONT CONNECTED FRONT/BACK CONNECTED BACK CONNECTED<br>-- A --| 4 c Cc ip) _-| Cc D _-| :<br>i<br>y<br>re ean oe ! | ee ae]<br>a T HalalMss cS ( =pa6:ee 41 [mm [om | mm | in<br>(1GEWG)a) (| & (a_ ass]w= [mel |<br>eV We<br>ie i [|<br>[ms ne<br>nec rT | ins 953 | 3% | 1143] 4%<br>ut L M<br>ACCOMMODATE<br>TERMINALSCABLES UP TO 120 sc, mma DIAMETER[bsOF et oe| fondo<br>IN BASE CONTACT<br>a rfoe|  fome |<br>400 [me fol<br>bap amp feels [awl<br>ct a eed peg Gifs [ef<br>| mace [gow<br>q - re K [| 222 % 57 2 2%<br>fo | |<br>AV svesn sest:<br>thAS EBB A, SBR [ebb<br>(EHR<br>PyeW > (Lp hice | festerie<br>AHS Y, Y, Talla<br>A rey fe)lan |<br>- |b ed<br>Latmam teeere cnrai SF sT¥es<br>TERMINALS ACCOMMODATE<br>CABLES UP TO 240 sq mm DIAMETER OF<br>CABLE HOLE<br>IN BASE CONTACT<br>PANEL DRILLING DIMENSIONS VIEWED FROM FRONT OF PANEL<br>RS200H RS200P RS400H nel<br>¢ acto t RS400PH€<br>cyr 4 N N~C&P¢ Panneck P Pcry-P<br>| | ioe |) Oy by<br>cep| +44 eyed441 [p] | Pas2 HOLES PR | a<br>{ l| TT | |: (e} || || cheeseheadFIXING || ||<br>Utd i 2 J Lod SCREWS lo<br>eto N Lj ”<br>N TWODIA TOHOLESCLEAR349mmBUSHINGS(1%”)<br>TWO 27mm (1 46") DIA (One only for RS400PH)<br>TWO HOLES TO TAKE HOLES TO CLEAR<br>M6 cheesehead BUSHINGS (ONE ONLY<br>FIXING SCREWS FOR RS200PH)<br>ee ee ee ee ee<br>ee = [= [=<br>**----- End of picture text -----**<br>


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