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Accessories and OptionsCaps and levers – Subassembly item 40Cap H2Packed lever H41122141.5251325242324233a1.61.81.71.101.111.91.4Plain lever H3Test gag12Cap H2: J70Packed lever H4: J69141369393.513b2322BLOCKEDRemoveafter testing24104Test gagThe test gag blockades the spindle and keeps the safety valve tight while the system pressure exceeds the set pressure.The test gag is used for:- to perform pressure tests in a system without dismantling of the safety valve- the individual adjustment of safety valves installed in the same systemOptionsAfter testing the test gag must be removed because otherwise the safety valve cannot protect the systemagainst unallowable overpressure!99/02 LWN 480.01-E
Accessories and OptionsCaps and levers – Subassembly item 40MaterialsSteel Stainless steelItem Component Cap H2 Plain lever H3 Packed lever H4 Cap H2 Packed lever H41 Lever cover2 Cap3a Spacer3b Hex screw4 / 1.4 Shaft / bolt1.5 Lifting fork6 / 1.6 Lever1.7 Washer1.8 Nut1.9 O-ring1.9 Bushing10 / 1.10 Retaining clip1.10 Nut1.10 Packing gland1.11 Support ring12 Spindle cap13 Pin14 Retaining clip22 Plug23 Seal24 Seal wire25 Sealing nose93 Test gag93.5 Washer– 0.7040 0.7040 – 1.4408– Gr. 60-40-18 Gr. 60-40-18 – CF8M1.0718 – – 1.4404 –Steel – – 316L –– – 1.4571 – 1.4571– – 316Ti – 316Ti– 1.4401 – – –– B8M – – –– 1.4021 1.0718 – 1.4404– 420 Steel – 316L– – 1.0531 – 1.4571– – Steel – 316Ti– 0.7040 1.0036 – 1.4301– Gr. 60-40-18 Steel – 304– – 1.4401 – 1.4301– – 316 – 304– – A2/Poly – 1.4401– – 2H – 8M– – Viton ® – –– – - " - – –– – – – Graphite– – – – - " -– Carbon steel Carbon steel – –– - " - - " - – –– – – – 1.4104– – – – Chrome steel– – – – 1.4404– – – – 316L– – Carbon steel – –– – - " - – –– 1.0718 1.0718 – 1.4404– Carbon steel Carbon steel – 316L– Steel Steel – 1.4401– - " - - " - – 8M– 1.4571 1.4571 – 1.4571– 316Ti 316Ti – 316Ti– Plastic – – –– - " - – – –Plastic Plastic Plastic Plastic Plastic- " - - " - - " - - " - - " -1.4541 1.4541 1.4541 1.4541 1.4541321 321 321 321 3211.4435 – – 1.4435 1.4435316L – – 316L 316L1.4401 – 1.4401 1.4401 1.4401B8M – B8M B8M B8MFiber – Fiber Fiber Fiber- " - – - " - - " - - " -Please notice:– Modifications reserved by LESER.– LESER can upgrade materials without notice.– Every part can be replaced by other material acc. to customer specification.OptionsLWN 480.01-E99/03
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APIFlanged Safety Relief ValvesSeri
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ContentsChapter/PageGeneral 00/01Ap
Page 5 and 6:
General InformationGeneralApplicati
Page 7 and 8:
Valve finderHow to find the right A
Page 9 and 10:
How to useSelection chartsGeneralTh
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How to useGeneral8Base of calculati
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LEOLGeneralThis table is based on t
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TypeType 526Type 526Packed lever H4
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Type 526Conventional designItemMate
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Type 526Balanced bellows designMate
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Type 5264 5 6Options Documentation
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Type 526Article numbers - OverviewA
Page 25 and 26:
d 0 = Actual orifice diameterA 0 =
Page 27 and 28:
d 0 = Actual orifice diameterA 0 =
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Type 526WeightsUS UnitsBonnetallLif
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Type 526Orifice DArticle numbers, d
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Type 526Orifice DPressure temperatu
Page 35 and 36:
Type 526Orifice EArticle numbers, d
Page 37 and 38:
Type 526Orifice EPressure temperatu
Page 39 and 40:
Type 526Orifice FArticle numbers, d
Page 41 and 42:
Type 526Orifice FPressure temperatu
Page 43 and 44:
Type 526Orifice GArticle numbers, d
Page 45 and 46:
Type 526Orifice GPressure temperatu
Page 47 and 48:
Type 526Orifice HArticle numbers, d
Page 49 and 50:
Type 526Orifice HPressure temperatu
Page 51 and 52:
Type 526Orifice JArticle numbers, d
Page 53 and 54:
Type 526Orifice JPressure temperatu
Page 55 and 56:
Type 526Orifice KArticle numbers, d
Page 57 and 58: Type 526Orifice KPressure temperatu
Page 59 and 60: Type 526Orifice LArticle numbers, d
Page 61 and 62: Type 526Orifice LPressure temperatu
Page 63 and 64: Type 526Orifice MArticle numbers, d
Page 65 and 66: Type 526Orifice MPressure temperatu
Page 67 and 68: Type 526Orifice NArticle numbers, d
Page 69 and 70: Type 526Orifice NPressure temperatu
Page 71 and 72: Type 526Orifice PArticle numbers, d
Page 73 and 74: Type 526Orifice PPressure temperatu
Page 75 and 76: Type 526Orifice QArticle numbers, d
Page 77 and 78: Type 526Orifice QPressure temperatu
Page 79 and 80: Type 526Orifice RArticle numbers, d
Page 81 and 82: Type 526Orifice RPressure temperatu
Page 83 and 84: Type 526Orifice TArticle numbers, d
Page 85 and 86: Type 526Orifice TPressure temperatu
Page 87 and 88: Type 526Flange facingsIndication St
Page 89 and 90: Orifice900 x 300 1500 x 300 2500 x
Page 91 and 92: Type 526Spare parts - Disc (Item 7)
Page 93 and 94: Type 526Spare parts - Stainless ste
Page 95 and 96: Type 526Spare parts - Gasket Body /
Page 97 and 98: Type 526Spare parts recommendations
Page 99 and 100: Type 526ApprovalsApprovalsOrifice D
Page 101 and 102: Type 526Capacities - SteamCapacitie
Page 103 and 104: Type 526Capacities - AirCapacities
Page 105 and 106: Type 526Capacities - WaterCapacitie
Page 107: Accessoriesand OptionsContentsChapt
Page 111 and 112: Accessories and OptionsCaps and lev
Page 113 and 114: Accessories and OptionsMetal seat -
Page 115 and 116: Accessories and OptionsSoft seal di
Page 117 and 118: Accessories and OptionsSoft sealSof
Page 119 and 120: Accessories and OptionsBalanced bel
Page 121 and 122: Accessories and OptionsLift indicat
Page 123 and 124: Accessories and OptionsHeating jack
Page 125 and 126: Accessories and OptionsO-ring dampe
Page 127 and 128: Fax OrderPlease send your request t
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