Issue Date: 4/06 GESTRA Steam Systems Thermostatic Steam Traps MK 45-, MK 45-2 PN 40, DN 5, 20, 25 (½", ¾", ") Product Range A MK 45- MK 45-2 Description Thermostatic steam trap with membrane regulator. Corrosion-resistant thermostatic capsule unaffected by waterhammer. Integral Y-type strainer and non-return valve. Asbestos-free cover gasket (graphite/crni). Installation in any position. The traps with standard capsule N discharge the condensate with virtually no banking-up, the traps with special capsule U with an undercooling of approx. K (degc). MK 45- with tandem seat In particular for low condensate flowrates. Optionally either with standard capsule 5 N or undercooling capsule 5 U. MK 45-2 with single seat For larger condensate flowrates. Optionally either with standard capsule 5 N 2 or undercooling capsule 5 U 2. H 2 H opening trap mm L 96 b l g Single seat D k Pressure & Temperature Rating Max. service [bar g] 32 22 2 pressure [psig] 465 320 294 Related [ C] 250 285 400 temperature [ F] 482 725 752 Max. differential pressure (inlet pressure minus outlet pressure) 22 bar (320 psig) opening trap mm MK 45- with flanged ends (to DIN) Materials Body, cover Cover screws DIN reference C 22.8 (.0460) 24 CrMo 5 (.7258) ASTM*) A05 A93 B7*) Thermo- static- Capsule Other internals *) ASTM equivalent Membrane Hastelloy Capsule MK 45-, MK 45-2 with screwed sockets with socket-weld ends L MK 45-, MK 45-2 with butt-weld ends Connections Flanges: DIN, PN 40 BS 0, tables E, F, H and J ANSI (BS 560) classes 50 or 0 Screwed sockets: BSP or NPT (API) Socket-weld ends Butt-weld ends Dimensions and Weight Screwed Flanged to DIN Socket-weld Butt Weld DN [mm] 5 20 25 5 20 25 5 20 25 [in] ½ ¾ ½ ¾ ½ ¾ Dimensions in mm L 50 50 60 95 200 H 70 70 70 H 2 62 62 62 Approx. weight [kg] 3.7 4.3 4.8 2.2 2. 2.0 2.2 2.5 2.5 Flange dimensions DIN CL 50 CL 0 Flange [mm] D 95 05 5 88.9 98.4 07.9 95.2 7.5 23.8 dimensions b 6 8 8. 2.7 4.3 4.3 5.9 7.5 k 65 75 85 60.3 69.8 79.4 66.7 82.5 88.9 g 45 58 68 34.9 42.9 50.8 34.9 42.9 50.8 l 4 4 4 5.9 5.9 5.9 5.9 9.0 9.0 Number of bolts 4 4 4 4 4 4 4 4 4
Thermostatic Steam Traps MK 45-, MK 45-2 PN 40, DN 5, 20, 25 (½", ¾", ") for MK 45- s The charts show the maximum capacities for hot and cold condensate. Curve Curve indicates the max. capacity of hot condensate that the traps with 5 N... capsule can discharge at a condensate temperature of approx. 0 K (degc) below saturation temperature (virtually no banking-up), and the traps with 5 U... (undercooling ) capsule when the condensate is approx. K (degc) below the saturated steam temperature. Curve 2 Curve 2 shows the max. capacity of cold condensate that the traps can discharge (condensate temperature 20 C). for MK 45-2 When ordering please state: Steam pressure, back pressure, quantity of condensate to be discharged, type, size, connections, mounting position of the trap, and details of application. The following test certificates can be issued on request, at extra cost: In accordance with EN 0204 2.2 and -3.B. All inspection requirements have to be stated with the order. After supply of the equipment certificates can no longer be established. Charges and extent of the above mentioned certificates as well as the different tests confirmed therein are listed in our price list Test and Inspection Charges for Standard Equipment. For other tests and inspections than those listed above, please consult us. Supply in accordance with our general terms of business. H F E J K L Standard Spare Parts Item E F H J K L E Designation Membrane regulator, complete * ) Minimum order quantity 50 items. Contact your local dealer for smaller quantities. Order No. MK 45- MK 45-2 5 N 37509 5 U 375 5 N 2 3750 5 U 2 3752 Strainer, complete 3753 3753 Thermostatic capsule MK 45- Thermostatic capsule MK 45-2 5 N 085585 5 U 08638 5 N 2 0965 5 U 2 096535 H Cover gasket* ) 37559 37559 K Strainer gasket* ) 37562 37562 GESTRA AG P. O. Box 0 54 60, D-28054 Bremen Münchener Str. 77, D-2825 Bremen Telephone +49 (0) 42 35 03-0, Fax +49 (0) 42 35 03-393 E-Mail gestra.ag@flowserve.com, Internet www.gestra.de 8037-03/406cm 998 GESTRA AG Bremen Printed in Germany
Issue Date: 3/06 GESTRA Steam Systems Product Range A Thermostatic Steam Traps MK 35/3 and MK 35/32 PN 25, DN 3 /8", /2" MK 35/3 MK 35/32 Description Thermostatic steam trap with membrane regulator. Corrosion-resistant thermostatic capsule unaffected by waterhammer. Integral strainer. Asbestos-free cover gasket (graphite/crni). Installation in any position. The traps with standard capsule N discharge the condensate with virtually no bankingup, the traps with special capsule U with an undercooling of approx. K (degc). MK 35/3 with tandem seat In particular for low condensate flowrates. Optionally either with standard capsule 5 N or undercooling capsule 5 U. MK 35/32 with single seat For larger condensate flowrates. Optionally either with standard capsule 5 N 2 or undercooling capsule 5 U 2. opening trap A.F. 27 60 Tandem seat 35 50 Pressure/Temperature Rating*) EN 092-, 3EO Body material.0460 (C 22.8) / ASTM A 05 Nominal size 3 /8", /2" Screwed sockets: BSP or NPT Socket-weld ends 70 MK 35 / 3 with screwed sockets Max. service pressure PMA [bar] 23.3 9.4 8.6 6. 4.4 Related temperature TMA [ C] 00 200 225 0 400 Max. differential pressure (inlet pressure minus outlet pressure) *) for the intended purpose of the equipment DPMX [bar] 2 opening trap 60 Materials EN ASTM 35 Body P250GH (.0460) A05 50 Cover P250GH (.0460) A05 Cover screws 42CrMo4 (.7225) A93B7 A.F. 27 Membrane Other internals Cover gasket Hastelloy Graphite / CrNi 70 MK 35 / 32 with screwed sockets Weights Screwed Socket-weld Nominal sizes DN Connections Screwed sockets: BSP or NPT (API). Socket-weld ends. Trap ends have gasket surface for use when required. [mm] 0 5 0 5 [inch] 3 /8 Approx. weight [kg] 0.7 0.8 /2 3 /8 /2 opening trap 60 35 52 95 MK 35 / 3, MK 35/32 with socket-weld ends
Thermostatic Steam Traps MK 35/3 and MK 35/32 PN 25, DN 3 /8", /2" for MK 35/3 2 s The charts show the maximum capacities for hot and cold condensate. Curve Curve indicates the max. capacity of hot condensate that the traps with N capsule can discharge at a condensate temperature of approx. 0 K (degc) below saturation temperature (virtually no banking-up), and the traps with U (undercooling) capsule when the condensate is approx. K (degc) below the saturated steam temperature. Curve 2 Curve 2 shows the max. capacity of cold condensate that the traps can discharge (condensate temperature 20 C). for MK 35/32 2 When ordering please state: Steam pressure, back pressure, quantity of condensate to be discharged, type, size, connections, mounting position of the trap and details of application. The following test certificates can be issued on request, at extra cost: In accordance with EN 0204/2.2, and 3.B. All inspection requirements have to be stated with the order. After supply of the equipment certification cannot be established. For tests and inspection charges please consult us. Item no. Designation Stock code Thermostatic capsule 5N, 376837 Thermostatic capsule 5N2, 376836 These products comply with the requirements of the Pressure Equipment Directive (PED) 97/23/EC. DN 3 /8 and DN /2 are excluded from the scope of this Directive (Article 3.3) and must not bear the CE marking. A C B A B C Thermostatic capsule 5U, Thermostatic capsule 5U2, 377259 377260 Thermostatic capsule 5H, 37726 Thermostatic capsule 5H2, 377262 Supply in accordance with our general terms of business. B Cover gasket (20 pcs) ) 377258 ) For smaller quantities please contact your local dealer. GESTRA AG P. O. Box 0 54 60, D-28054 Bremen Münchener Str. 77, D-2825 Bremen Telephone +49 (0) 42 35 03-0, Fax +49 (0) 42 35 03-393 E-Mail gestra.ag@flowserve.com, Internet www.gestra.de 8845-0/6cm 987 GESTRA AG BREMEN Printed in Germany
Issue Date: 5/04 GESTRA Steam Traps Product Range Group A Thermostatic Steam Trap MK 36/5 Stainless-Steel Design DN /4", 3 /8", /2", 3 /4" MK 36/5 Description Thermostatic steam trap with corrosionresistant membrane regulator (thermostatic capsule) unaffected by waterhammer. Integral strainer and standard capsule 5N for discharge with virtually no banking-up or special capsule 5U with an undercooling of approx. K. Application The traps are suitable for draining saturated steam lines and steam tracers. They can also be used for air-venting. Installation in any position. If installed in horizontal pipes make sure that the cover is on top. L = 65 Gasket Pressure/Temperature Rating Regulator PMO (Maximum operating pressure) TMO (Maximum operating temperature) PMX (Maximum differential pressure*) Body PMA (Maximum allowable pressure) TMA (Maximum allowable temperature) [bar] [psi] [ C] [ F] [bar] [psi] [bar] [psi] [ C] [ F] 32 465 240 464 32 465 55 797 400 725 42 MK 36/5 with screwed sockets 32 mm A.F. 73 50 *) Differential pressure: inlet pressure minus outlet pressure. Materials ASTM B ody) A82F4 Thermostatic capsule Butt-weld nipples Union nuts Gasket Other internals Membrane Capsule DIN equivalent X5CrNi80 (.4) H astelloy Stainless Steel C22.8 (.0460) Carbon steel C35 (.050.5) Carbon steel X5CrNi80 (.4) Stainless Steel ) Body with EO connection made of.440 /2" MK 36/5 with union butt-weld nipples Weights Nominal sizes DN Approx. weight Screwed sockets Union butt-weld nipples Progressive ring fitting (EO connection) [ mm] 8 20 5 2 [ in] /4 3 /4 /2 /2 [ kg] 0. 4 0.68 0.55 Design with progressive ring fitting (EO connection) Connections Screwed sockets /4", 3 /8", /2", 3 /4" BSP or NPT. Union butt-weld nipples /2". Progressive ring fitting (EO connection) /2" (2 mm)
Thermostatic Steam Trap MK 36/5 Stainless-Steel Design DN /4", 3 /8", /2", 3 /4" s The charts show the maximum capacities for hot and cold condensate. Curve Curve indicates the max. capacity of hot condensate that the traps with 5N capsule can discharge at a condensate temperature of approx. 0 K (degc) below saturation temperature with virtually no banking-up, and the traps with 5U (undercooling) capsule when the condensate is approx. K (degc) below saturation temperature. Curve 2 Curve 2 shows the max. capacity of cold condensate that the traps can discharge (condensate temperature 20 C). Capacity [kg/h] When ordering please state: Steam pressure, back pressure, quantity of condensate to be discharged, type, size, connections, mounting position of the trap, and details of application. The following test certificates can be issued on request, at extra cost: In accordance with EN 0204-2.2 and -3.B. All inspection requirements have to be stated with the order. After supply of the equipment certificates can no longer be established. Charges and extent of the above mentioned certificates as well as the different tests confirmed therein are listed in our price list Test and Inspection Charges for Standard Equipment. For other tests and inspections than those listed above, please consult us. Differential pressure [bar] B A Spare Parts Item Designation A B Thermostatic capsule 5N, strainer A B Thermostatic capsule 5U, strainer A Thermostatic capsule 5N, 0 pcs. Stock code 377 263 377 264 376 65 A Thermostatic capsule 5U, 0 pcs. 376 66 These products comply with the requirements of the EC Pressure Equipment Directive (PED) 97/23/EC. The equipment is excluded from the scope of this Directive according to Article 3.3 and must not bear the CE marking. Supply in accordance with our general terms of business. GESTRA AG P. O. Box 0 54 60, D-28054 Bremen Münchener Str. 77, D-2825 Bremen Telephone +49 (0) 42 35 03-0, Fax +49 (0) 42 35 03-393 E-Mail gestra.ag@flowserve.com, Internet www.gestra.de 88478-00/504cs 988 GESTRA AG Bremen Printed in Germany