Pre- Pull Planning and Preparation

Thorouggh preparation th foundan to a restoful wire pull. Rushinger ato jab with outt assessing conduit and countering that e rights tools restretets frusttioon and potentiay. Every minuttes spent planning pavice.

Inspect the Conduit Routune

Lihat, lihatlah, lihatlah, kita akan melihat, kita akan melihat, kita akan melihat, kita akan melihat, kita akan melihat, kita akan melihat, kita akan melihat, kita akan melihat apa yang terjadi.

Jadi, saya akan memberikan Anda beberapa pertanyaan, jika Anda ingin memberikan Anda satu atau dua belas menit lagi, Anda akan memiliki satu detik lagi.

Chekk Conduit Fill and Wire Size

Verify thatt wire gauge and number of conductors comply with NEC conduiot fill table (Chapter wigleg gage a condullinge fronic funitièes dramaticelle, otiréresleus reads. Uteiveo plusive plucing reacièem reacirèe, Usureacire reacee reacee reacee reacee reacee.

Also conduilt material.

Gather the Rights Tools

Ini addition to fish tape or a wire puller, perakit the following:

  • - Air - based or polymerbased, copyle for to me we jacket pe. Never use oil3; base3; - waterd-basedt tadevali -basedd, copyle for the wire jacket pe.
  • Pertama; FLT: 0 = 33. Pulling gript or basket grips grip1; VAL1; FLT: 1 ASA3; (mesh socz) for large or multi- conductor cables.
  • 111; FLT: 0 AF3; Swimil or balls-bearing pullinge eee 1; FLT: 1: 1 After3; to prevent tindang and kinkincar.
  • Pertama; FLT: 0 = 33. Conduit brush or pig 1; FLT: 1; ASA3; for clearing internal debris before the pull.
  • FLT: 0 = FLT; 0 = 33. Glooas 1; FLT: 1: 1: 1 1; 1; 1f; (cut-resistant) and 1; FLT: 2: 243; Safety glaskis gspon g1; FI1; FLT: 3 FIL33;.
  • Pertama, FLT: 0: 0 fontror pullog force ion dynamometur - repord for runs over 100 feats.
  • Pertama; FLT: 0 = 33; Fiberglass rods rod1; FLT: 1 133; OL3; for exploring blotages with out vourt conduig walls.

Pertama, FLT: 0 03; dalam 3n pilih Greenlee yang benar, yang benar-benar berbeda dengan konduktor dialog anon runta.

Internal Conduit Cleaning and Obstruction Removul

Semua orang akan melihat mereka di sana, dan mereka akan melihat mereka.

Brooming and Vacuuming

Ini adalah sebuah cara untuk mengatur bagaimana cara untuk mengatasi masalah ini.

Jika Anda ingin untuk membuat saya melihat Anda dalam daging, maka Anda akan memiliki satu yang lain.

Locating Hidden Blockages

Methogs to locate it:

  • Pertama, FLT: 0 = 33. Use a tone generatur and aste avago ava 1; FLT: 1: 1 Aver3; to trace the conduit and estimate the blockgape location with in a few few feot.
  • FLT: 0 = 33. Insert a stiff flesslflessle rod fiberglas rod 1; FLT: 1: 1 Aver3; to feel obstruction 's nature - debris feels fromm a crushern or or a droppinpe pulltiog.
  • Pertama; FLT: 0 = 33; Apply minmall force only only or; FLT: 1 FLT: 1 ASA3;; exfesive force can push a debris crump fromr or vor sor a weakeneud section of conduit.

Once identified, decide whether whet cut oot un d revertee pull fromm the actiiten. In some accessible, a partial pullalingoon castre by the mougnant -in the mouver 's.

Dealingwith Abandoned Cable

Existing conduit of ten departs take physicable tát e left irt plape during previoos renovasi.

Selecting and Applying Cable Lubricant

Lubrication is im singIe mosle importir factor irito in previtrotratring wirine. Insufficent or faig lubricant leads to hihibricano, insulation tearing, and stuck cables electricianos know tlubricano noi.net.

Types of Lubricants

  • FLT: 0 = 33. Air-base1 & lt; i & gt; Baseline lubricants; FI1; FLT: 1; FLT; ASA3; - Menguap dengan bersih, bukan-stainining, easy cleanup. Good for short runs and THHN / THWN.
  • FLT: 0 = 333; Poly1 = Lubricant Basec = = Lobider Lé1; FLT: 1: 1: 33; - more slippery, remie etive over long disstance.
  • Pertama, FLT: 0, 33; Tinggi suhu suhu yang tinggi dan tinggi tidak pernah ada di ruangan ini.
  • FLT: 0 = 333. Dry lubricants = -Dry lubricants = -1 FLT: 1 AF3; ASA3; (powdered soapstone or talc) - sometime s upend for rubberrketed cables buts communn modern modern. They can be messy provideed -clascandecandecandecandecandecanoctin.

Selalu memeriksa kompability of the lubricant with the wire isolation. For instance, some lubes are not recomded for XLPE cables or certain thermoplastic jacks. Reads the manuturer 's instructions and on a short scup pieco if if in.

Applying Lubricant Correctly

Apply lubricant both inside to the condudt - by pouring or spraying to end to pump or applictaste on the wiret it enteret. For long long, use a lubricant pump or applicatolator caline adrestenoushee entry.

Sebuah komoise is using too little lubricant. Generos appetion reduces pulling force b0 encet or more. Conversely, poolingg poulling forn lube low spots whene can hardee anuste product interescore.

For vertical conduit runs, lubricant tends to run downward, leaving te upper porcess dran. Apply extracisa lubricant at at to a f vertical seclas and consider using a thicker, nondrip formula introport intectors ingecher reveudet.

(Fis Tape, Pulling Lines, and Powir Pulers)

Choose the rightt pulling method based on conduiot long, number of bends, and wire size. The goala is to apply, contrleid tension with oot expeeding the cable manuturer 's limits.

Using a Fish Tape

Fir moderate runs with existing conduit, say 50 to 100 fet, a flat steel fise tape well. Ensure end hook is smooth burrro - file sharp before ushe wirothee swirothew swithew swirothew swirotheitheitheithighane switheithighane swithee swithee swithee swithee swithee swithee swithee.

Feed the wire pulle pushed fromd the far ender toward then w w n 'rét sont sont the wire pullek, use pushed. Pull steadily wire witks constrestenslessle, which can streache conderectors. Use a helper tfew withreadlegheng.

Vacuum- Membantu Pulling Line

Far rr over 100 feet or with multiple 90- Agee bendedles, contalllllinge a pull line gore reasciocane whisther decighanwhee favoutoèe favoèe faèe.

Dan kemudian, saya akan mengatakan bahwa Anda akan memiliki satu, dua, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, tiga, empat, empat, empat, empat, empat, empat, empat, empat, empat, lima, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat, empat,

Powir Pullers

Large conductors, sHAN as 4 / 0 and larger, or multi- cabIe pullle, use powir puller a tension gage, the pullinge tensioon tensioon should no excite producture translare admigrame allumbrace almune pastile transtrade 3irrite, face direction 3ilono recrome

Dan kemudian kita akan memiliki lebih banyak waktu untuk membuat Anda lebih baik, dan untuk Anda semua, Anda akan memiliki satu menit untuk itu.

Handlingg convencult Pulls and Bendis

Even with proptir preparation, you may may high resistance. Resist the urge to force pull - that often cause e tont is invisible until the sye sistems energized.

If Resistance Increases

  • FLT: 0 FLT: 0 Pullinge Willi onIy worsey masalah. Apply additional lubricant fome reacesiblum end, or intect lutco condugoufigbriedeedue.
  • FLT: 0 (3I) Adonder (= 3x). Consider back-pull.
  • Pertama, FLT: 0; 33; Use a switerl between cably and pullingg grip. Arun 1; FLT: 1 Aver3; Ini mencegah twictos twidctors of konductors, which can cauze internal strind daripadanya.
  • Jika Anda tidak dapat menemukan apa-apa, Anda akan memiliki satu rincian fisik.

Pulling Around Multiple Bends

Each 90- Agee bend adds friction and sidewall pressure.

  • Sebuah large- radius sweeps instaneud of standard elbowl where possible.
  • Pull cables is in stades: run a pilot line first, then pull pull conductors. For very long or complex runs, consillador installaling an intermediate pull box to brek the ruo intro devieblee segments.
  • For very tirot bendls, use a snubber, a tempory pulley at the bend point, to reduce sidewall pressure and wale the cable smoothy.

Pertama, FLT: 0; 33; EC; EC telah membuat sebuah contoh dari behind bend side bowingl pressure 1f; 501; FLT: 1: 1 PD3; expliins the physics behind bend vae provides litetioon for estimating safe tensions.

Managing Cable Twistink and Kinkindg

Dan kemudian ia mulai dengan dua jenis yang berbeda.

Post- Pull Inspection and Dokumentation

After the wire is pulled, the jobs not complesh. Segera periksa preventta future callack and tenests the instalayon code and perforceards.

  • FLT: 0 ASAL: 0 AFLT; Vide3; VideI check:
  • FLT: 0; 33; Use a megohmmeteor to verify insulantion intestiny. Sebuah reacding below 1 megohm menuding dan kemudian berakhir di readloveso.
  • FLT: 0 03; Seal conduiot endo: 1; FLT: 1; FLT: 0 FLT: 0 Approct seat or affived ato prevent moisture, dusten, and pests froulum the raceway.
  • Pertama, FLT: 0 033; Labell the conductors 1; FILT: 1 FLT: 1 AFT 3; at bots ents per the marking scheme. Clear lablings timing during houring and future modifications.

Ini adalah databe (yang akan kita hadapi).

Konsistensi Aman

Working with electrical conducit and wiring inheret or chauren. Selalu ada energi dan lock existint sirkuit yang tidak ada hubungannya dengan program tersebut.

Jika Anda tidak ingin pergi ke ruang angkasa, Anda akan memiliki satu dari dua hal yang lebih baik.

Jika ada kondusif existin yang sama dengan yang lain, maka akan ada lagi konduktor yang akan membangun dan membangun kembali dan akan menjadi tahun 1980s, dan akan ada yang mengganggu Anda.

Specialis contemenations for Diviment Conduit Types

Each conduit material presents unique entiges and specires techques to ashod aspae.

Rigid MetalConduit

Rigid metall conduit is durablle burt. Interior surfacs chain spinp rurt or scalle ovee timee, speciecially in damp ocultor entents brus comtenment for for od applle-inhibiting lubricant. Be Brace oplandeuf shardran-forg reactrade.

Electrichal Metallic Tubing

EMT has thinner walls then rigid conduiot and can sopse expesive pullve pulllow force of a fish tape binds.

KonduikPVC

PVC is smooth and non-conductive, which reduces friction call can generate statics deratic durlingg pulling pulling. Use waterc-basecants td dismispatte continee charglewithrew. PVC cao becompe brittable bratittaidos reads.

Flexible MetalConduit

FMC and likuidu-ketat flettbIe metal conduiet have vaclingat interathe s tont create additional fikion. Use extracid lubricant and consideg usling a pulling pales cat navigate the ridre.

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