Rola-Chem - Chemical Feed Legacy Pro Series Pumps - Plastic Enclosures, RC503SP 77 GPD 240 Volts For Conduit - 543788
The Pro-Series pumps deliver professional quality as well as features that make operation and maintenance simple. The quality is easily seen in the pro-series durable plastic construction that is resistant to swimming pool, spa and hot tub chemicals. The Pro-Series also has self-priming valve-free pumping that allows no loss of prime due to gassing chemicals or high suction lifts. You also have a choice of two or three roller operation. Models with a three in its model number has the three roller design. Traditional Series with Stainless Steel enclosures are still available with Pro-Series Heads.
Pro Series features include: • A quick-release cover for fast tubing access • Electronic controls for extended motor life • A three-way switch controls Time/OFF/Continuous • Self-priming pump • Includes Clear Tygon and Black Norprene Squeeze Tubes • 30 psi rating • 18-ft. suction lift • Pumps operate on 9-minute cycles • Available in 120V or 240V corded or permanent wire • Maximum amps – 2.5 • One-year limited warranty
SETTINGS
ON
OFF
RC-252
RC-25/53
RC-103
RC-503
LO
4 SEC.
8 MIN. 56 SEC.
.01
.10
0.34
1.00
2
1.5 MIN.
7.5 MIN.
.18
1.20
3.72
8.88
3
3 MIN.
6 MIN.
.33
3.60
10.80
24.00
4
4.5 MIN.
4.5 MIN.
.50
6.00
19.40
40.00
5
6 MIN.
3 MIN.
.66
8.40
25.20
53.00
6
7.5 MIN.
1.5 MIN.
.78
11.00
33.40
67.00
HI
8 MIN. 56 SEC.
4 SEC.
.90
12.00
38.00
77.00
OUNCES PER MINUTE AT FULL ON
.08
1.06
3.37
6.84
MODEL
MINIMUM FEED RATE/24HR
MAXIMUM FEED RATE/24HR
RECOMMENDED VOLUME OF SPA WATER TO BE TREATED (GALLONS)*
RECOMMENDED VOLUME OF POOL WATER TO BE TREATED (GALLONS)*
MAXIMUM VOLUME OF WATER TO BE TREATED (GALLONS)* - PER CALIFORNIA BUILDING CODE TITLE 24
RC-252 SC
.01 GPD
.9 GPD
500-2,500
2,500-5,000
3,000
RC-25/53 SC
.10 GPD
12 GPD
2,500-25,000
5,000-65,000
40,000
RC-103 SC
.34 GPD
38 GPD
65,000-200,000
127,000
RC-503 SC
1.0 GPD
77 GPD
180,000-400,000
257,000
GPD = GALLONS PER DAY *USING 12.5% LIQUID CHLORINE
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