Munchkin VWH High Efficiency Hot Water Supply Boiler Manuel D’Utilisation
GENERAL INFORMATION
5
B. MUNCHKIN RATINGS AND DIMENSIONS
MODEL INLET OUTLET RECOVERY RATE
FIRST HOUR RATING
W/ 80 GAL. STORAGE TANK
FIRST HOUR RATING
W/ 119 GAL. STORAGE TANK
199 VWH
40°
80°
561 GAL
614 GAL
640 GAL
199 VWH
40°
90°
450 GAL
503 GAL
529 GAL
199 VWH
40°
100°
374 GAL
427 GAL
453 GAL
199 VWH
40°
110°
320 GAL
373 GAL
399 GAL
199 VWH
40°
120°
280 GAL
333 GAL
359 GAL
199 VWH
40°
130°
250 GAL
303 GAL
329 GAL
199 VWH
40°
140°
224 GAL
277 GAL
303 GAL
199 VWH
40°
150°
205 GAL
258 GAL
284 GAL
199 VWH
40°
160°
188 GAL
241 GAL
267 GAL
199 VWH
40°
170°
173 GAL
226 GAL
252 GAL
199 VWH
40°
180°
160 GAL
213 GAL
239 GAL
399 VWH
40°
80°
1125 GPH
1178 GAL
1204 GAL
399 VWH
40°
90°
900 GPH
953 GAL
979 GAL
399 VWH
40°
100°
750 GPH
803 GAL
829 GAL
399 VWH
40°
110°
642 GPH
695 GAL
721 GAL
399 VWH
40°
120°
562 GPH
615 GAL
641 GAL
399 VWH
40°
130°
500 GPH
553 GAL
579 GAL
399 VWH
40°
140°
450 GPH
503 GAL
529 GAL
399 VWH
40°
150°
409 GPH
462 GAL
488 GAL
399 VWH
40°
160°
375 GPH
428 GAL
454 GAL
399 VWH
40°
170°
346 GPH
399 GAL
425 GAL
399 VWH
40°
180°
321 GPH
374 GAL
400 GAL
Model
Input
Modulation
Output
Modulation
Supply/Return
Connection
Gas Connection
Size
Intake/Exhaust
Dia.
Shipping
Weight
L
W
H
199VWH 66,000–199,000 48,000–191,040
1¼” NPT
¾”
3” PVC Sch. 40
126 lbs.
24.50 18.25 25.88
399VWH 100,000–399,000 96,000–343,040
2” NPT
1¼”
4” PVC Sch. 40
267 lbs.
44.25 18.25 25.88
199 VWH at 20GPM
Pressure Drop for Tube Length of 1¼” Copper
(10) 90° Elbows ad (2) Tees (Side Outlet)
with Munchkin 199 VWH
1¼” Tube Length
20’
30’
40’
50’
60’
20 GPM
21.65
22.62
23.6
24.56
25.53
399 VWH at 40GPM
Pressure Drop for Tube Length of 2” Copper
(10) 90° Elbows and (2) Tees (Side Outlet)
with Munchkin 399 VWH
2” Tube Length
20’
30’
40’
50’
60’
40 GPM
24
24.37
24.74
25.11
25.48