R307. Environmental Quality, A ir Quality. R307-.348. Magnet 

### Wire Coati ngs. RJ07-348-l. Pm·pose
. The purpose of this rule is to limit volatile organic compound 

### (VOC) emissions from ovens of magnet wire coating operations. R307

- 348-2. Applicability. 

### (I) R307-34X applie-; lo s ource s located in Cache. Davis. Salt 

### Lake. Utah and Wehcr counties that h a ve the potential to emit 2.7 l011S per year or more of V()C. including related ekaning activities. (2) In Box E lder and Tooele cou nties
. R307-J 4 8 applies to the following sources: \a) Existing sources as of Febn1af) I, 20 l 3, with the potent ial to emit 5 tons per yem or more of 

## voe , including related 

### ckaning activities ; and 

### (b) New sources as of February l, 2013. that ha •·e the potential to emit 2
.7 tons per yt-ar 

### or more of VOC. including 

### r elated cleaning ac tiv ities. R307-348-3. Definitions, fhc following additional definitio n applies to R307- 348:
" Magnet wire coating" means th e process of applying c o ating 

### or electrical insulating 

### varni sh or 

### enamel to aluminum or copper wire for use in electrical machinery
. R307-348-4. 

### Emission Standards. 

### (1) No owner 

### or operator 

### of a magnet wire coating oven may cause. allow or permit discharge into the atmosphere of any VOC in excess of0.20 kilograms per Liter of coming (l. 7 pounds per gallon). excluding water. and exempt s olve nts (compounds no( classified as 

## vo-'.s) delivered to**th~** coatin g applicator from 

### magnet wire 

### coatin g operations
. (a) Equivakncy calculations for coatings s hall be performed in units of pounds 

# voe s per gallon of so lid ra ther than pound s 

# vo es p er gallon of coating wh en detcm1ini ng c ornpl ian ci::
. (b) The equ iv alent emi ss ion limi t is 2
. 2 pounds 

## voes per gallon sol.ids. (2) The emission limitation s spec ified above s hall be 

### achieved by · (a) T he application of low s olvent con tent coaling technology: 

### o r ( b) Th e use of an add-on control d e vice on**m~gn l**  wire co at ing ovens ns specified in R307-348-6
. R307-J48-5
. Work Practices and Recordkeeping. 

### ( l) The owner or operator sh al l. (a) Store all VOC-containing coatings and clcnnin g materials in closed contc1 iner s; 

### (bJ**Minimi ~**  spills ofYOC-co nr ainin g coatings <md 

### cleaning materials. (c) Clean up s pills immediatel y: (d) C'onve; any coatings. thi nners. and ckan in g 

### m.llerials in closed 

### containers or pipe s: (e) Close mixing vessels that contain VOC coatings and other material s**cxcc t**  when spccilkally in u se : and (!) .\1in imi1c usage of 

### solvents during cleaning 

# or s torage . m ix ing. and 

### con veying equipment. (2) All 

### sources su bject to R.307-348 shall maintain records d(!monstrating compliance with all provisions ofR307- 

### 348. and 

### these records shall 

### be available to 

### the director 

### upon request. R307-348-6. Optional Add-On Co ntrols. 

### { 1) rhc owner or operator 

### mny install and maintain a n in..:ineralor 

### provided that the emission control device will attain 

### at least 90 % efficiency 

### pcrtom1m1ce
. \ 2 ) The owner or operator of a control device shall provide documentation that the emission control 

### system will attain th t: 

### requi rements ofR307

- 348-6
. (3) Emi ss ion c ontrol systems sha ll 

### be operated and 

### maintained in 

### a(.c cordance with 

### the manufacturer reco mmendation s . The 

### owner or operator shall maintain 

### for a mm imum 

### of two years records 

### of operating 

### and maintenance su fiicient to demons trate that the equipment is bein g operated and maintained in accordance with 

### the manufacturer reco mmendations
. R307-348-7. Compliance Schedule. ( J ) All sources in Davi s and Sall. Lake counties are subje ct 

### to thi s rule as of the effective date of this rule
. (2) Sources in Bo x El der, Cache, Utah. 

### Tooele, a nd \Vcber counties shall be 

### in compliance with this rnlc 

### by .January I
. 2014
. 

### KEY: air pollution, emission 

### controls, surface coating, magnet wire Date of Enactment or L ast Substantive A mendment: 

### February I, 2013 Authorizing, and Implemented or Interpreted Law: l 9-2- 

### 104(l)(a)



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