Submittal Sheet

ManualsBrandsHoffman ManualsFloat & Thermostatic TrapsB4250A-6, 1-1/2" Inverted Bucket Steam Trap (w/o Strainer)

STEAM T

RAPS

Steam Traps

Series B

Capacities (Gross Ratings)

Differential Pressure psig (bar)

Orifice Seat

Size Pressure

Series In psi 1/2 1 2 5 10 15 20 30 40 50 60 75 100 125 180 200 250

(mm) (bar) (.035) (0.07) (0.14) (0.35) (0.69) (1.0) (1.4) (2.1) (2.8) (3.5) (4.2) (5.2) (6.9) (8.6) (12.4) (13.8) (17)

Capacity lbs./hr. (kg/hr.)

.500 15 1450 1850 2300 3050 3700 4100 – – –––––––––

(12.7) (1.0) (658) (839) (1043) (1383) (1678) (1860) – – –––––––––

.375 30 720 980 1340 2020 2760 3300 3750 4470 –––––––––

(9.53) (2.1) (327) (435) (608) (916) (1252) (1497) (1701) (2028) –––––––––

.281 75 500 680 915 1370 1860 2200 2500 2980 3370 3720 4050 4460 – – – – –

B3 (7.14) (5.2) (227) (308) (415) (621) (762) (998) (1134) (1352) (1529) (1687) (1837) (2023) – – – – –

.250 125 435 590 800 1200 1630 1950 2220 2665 3020 3325 3600 3970 4540 5000 – – –

(6.35) (8.6) (197) (268) (363) (544) (739) (885) (1007) (1209) (1370) (1508) (1633) (1801) (2059) (2268) – – –

.219 180 300 415 570 870 1190 1440 1640 1970 2250 2490 2690 2960 3400 3790 4440 – –

(5.56) (10.4) (136) (188) (259) (395) (540) (653) (744) (894) (1021) (1129) (1220) (1343) (1542) (1719) (2014) – –

.188 250 256 355 485 740 1010 1210 1390 1675 1900 2100 2285 2535 2890 3200 3780 3980 4340

(4.78) (17) (116) (161) (220) (336) (458) (549) (631) (760) (862) (953) (1036) (1150) (1311) (1452) (1715) (1805) (1969)

.625 15 2382 2991 3755 5071 6366 7272 –––––––––––

(16) (1.0) (1080) (1357) (1703) (2300) (2888) (3300) –––––––––––

.5 30 1565 2053 2693 3855 5056 5926 6633 7774 –––––––––

(12.7) (2.1) (710) (931) (1222) (1749) (2293) (2688) (3009) (3526) –––––––––

.375 75 825 1137 1568 2396 3302 3983 4550 5489 6271 6953 7566 8389 – – – – –

B4 (9.53) (5.2) (374) (516) (711) (1087) (1498) (1798) (2064) (2490) (2845) (3154) (3432) (3805) – – – – –

.344 125 780 1067 1459 2205 3015 3621 4122 4950 5636 6233 6767 7484 8522 9424 – – –

(7.7) (8.6) (354) (484) (662) (1000) (1377) (1642) (1870) (2245) (2556) (2827) (3069) (3395) (3866) (4275) – – –

.281 180 522 719 991 1516 2089 2521 2881 3476 3971 4403 4791 5313 6070 6732 7970 – –

(7.14) (10.4) (237) (326) (450) (688) (948) (1144) (1307) (1577) (1801) (1997) (2173) (2410) (2753) (3054) (3615) – –

.25 250 389 543 759 1180 1649 2005 2303 2801 3218 3583 3913 4357 5006 5574 6646 6993 7787

(6.35) (17) (176) (246) (344) (535) (748) (909) (1045) (1271) (1460) (1625) (1775) (1976) (2270) (2528) (3015) (3172) (3532)

Model (A) units are basic.

Model (B) units have a built-

in strainer and thermic vent

for fast venting.

Model (S) units have a built-

in strainer.

Model (T) units have an

optional thermic vent built-in

for faster venting.

Example:

Model Number B3030A-3J

B3 (Unit size selected from

capacity table)

030 (Differential seat

pressure rating)

A (Basic Unit)

3 (Connection Size -

1/4 of an inch)

J (BSPT Thread Option)

Ordering Information (Specify the part number on your order)

Series B3 Ordering Information

Seat

Differential Body

NPT BSPT NPT BSPT Pressure Design

Model Model Size Part Part

Rating Pressure Weight

Number Number in. Number Number psi (bar) psi (bar) lbs. (kg)

B3015A-3 B3015A-3J

⁄

4 404400 404752 15 (1.0) 250 (17.3) 35 (16)

B3015S-3 B3015S-3J

⁄4 404406 404758 15 (1.0) 250 (17.3) 35 (16)

B3015T-3 B3015T-3J

⁄4 404412 404763 15 (1.0) 250 (17.3) 35 (16)

B3015B-3 B3015B-3J

⁄

4 404418 404769 15 (1.0) 250 (17.3) 35 (16)

B3015A-4 B3015A-4J

1 404424 404775 15 (1.0) 250 (17.3) 35 (16)

B3015S-4 B3015S-4J

1 404431 404782 15 (1.0) 250 (17.3) 35 (16)

B3015T-4 B3015T-4J

1 404436 404787 15 (1.0) 250 (17.3) 35 (16)

B3015B-4 B3015B-4J

1 404442 404793 15 (1.0) 250 (17.3) 35 (16)

B3030A-3 B3030A-3J

⁄4 404401 404753 30 (2.1) 250 (17.3) 35 (16)

B3030S-3 B3030S-3J

⁄

4 404407 404759 30 (2.1) 250 (17.3) 35 (16)

B3030T-3 B3030T-3J

⁄4 404413 404764 30 (2.1) 250 (17.3) 35 (16)

B3030B-3 B3030B-3J

⁄4 404419 404770 30 (2.1) 250 (17.3) 35 (16)

B3030A-4 B3030A-4J

1 404425 404776 30 (2.1) 250 (17.3) 35 (16)

B3030S-4 B3030S-4J

1 404431 404782 30 (2.1) 250 (17.3) 35 (16)

B3030T-4 B3030T-4J

1 404437 404788 30 (2.1) 250 (17.3) 35 (16)

B3030B-4 B3030B-4J

1 404443 404794 30 (2.1) 250 (17.3) 35 (16)