Brochure

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Drain
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Drain
8
Hoffman Specialty
®
Steam Traps
Steam Traps
Series H
• Models
3
⁄4" - 2" feature Universal 4 - port tappings,
(2 inlets, 2 outlets) that provide versatility to allow easy
piping and system monitoring
• Sizes available:
–
3
⁄4" NPT and BSPT
– 1" NPT and BSPT
– 1
1
⁄4" NPT
– 1
1
⁄2" NPT
– 2" NPT
• Stainless steel internal components
• Resistant to water hammer and corrosion
• Below condensate level seat design prevents steam
leakage
• Rugged thermostatic element eliminates air binding
• Maximum body design pressure
250 psig (17.3 bar)
3
⁄4" - 1
1
⁄4"
175 psig (12.1 bar)1
1
⁄2" - 2"
• Maximum operating pressure
175 psig (12.1 bar)
3
⁄4" - 2"
• Maximum temperature
406°F (208°C)
3
⁄4" - 1
1
⁄4"
377°F (192°C) 1
1
⁄2" - 2"
3
⁄4", 1", 1
1
⁄4"
1
1
⁄2", 2"
Dimensions in. (mm)
Size
in. A B C DE F G H
3
/4 5
1
/2 (140) 5
19
/32 (142) 6
1
/2 (165) 3
5
/16 (84)
15
1
/2 (140) 5
19
/32 (142) 6
1
/2 (165) 3
5
/16 (84)
1
1
/4 5
1
/2 (140) 5
19
/32 (142) 6
1
/2 (165) 3 (76)
1
1
/2 6
3
/8 (162) 7
11
/16 (195) 8
7
/32 (209) 5
1
/4 (133)
26(152) 11 (279) 9
5
/32 (233) 7
15
/32 (190)
3
13
/32 (86) —1
5
/64 (27) 3
1
/16 (78)
3
13
/32 (86) —1
5
/64 (27) 3
1
/16 (78)
3
13
/32 (86) —1
5
/64 (27) 3
1
/16 (78)
4
13
/32 (112) 3
13
/16 (97) 1
11
/32 (34) 3
13
/16 (97)
4
17
/32 (115) 4
7
/32 (107) 1
5
/8 (41) 4
5
/8 (117)
Materials of Construction
Part Specifications
Body and cover Cast Iron 30,000 psi tensile
Valve Pin and Seat Stainless Steel (Hardened)
Float Stainless Steel
Lever Assembly Stainless Steel
Thermostatic Air Vent Stainless Steel Cage and
Thermal Element
Cover Bolts Grade 5
Float and Thermostatic Steam Traps
®
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