DUNGS MBE GasMultiBloc®

[{"filename":"mbe_datasheet_en_294594.pdf","text":"MBE\nGasMultiBloc® Generation E\n\n\n\n GasMultiBloc® MBE Generation E\n\n The MBE multifunctional control combines the housing\n with two safety shutoff valves (ValveBody) and two elec-\n tronic drives (ValveDrive) to actuate the safety valves and,\n optionally, to control the outlet pressure.\n\n\n\n\n • 2 safety shutoff valves acc. EN 161\n • Maximum inlet pressure of up to 70 kPa (700 mbar)\n • Voltages: 100-240 VAC & 24 VDC\n • Regulator function as per EN 88-1 & EN 88-3\n • 3 sensors (PS) cover the outlet pressure range of (0-50 kPa)\n • High flow rate with low pressure loss\n • Biogas tested to max. 1.0 vol. % H2S\n • Modular system\n • Simple assembly\n • Lightweight design\n • Worldwide approvals\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 1 ... 24\n\fMBE Table of Contents\n\n ValveBody VB 3\n\n ValveDrive VD 4\n\n PressureSensor PS 5\n\n Technical data 6-8\n\n Approvals 9\n\n Dimensions 10\n\n Pressure taps 11\n\n MBE components 12-14\n\n System accessories 15\n\n Flow diagram 16-22\n\n Contact 24\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 2 ... 24\n\fValveBody (VB)\n\nThe ValveBody combines two\nspring-loaded safety shutoff\nvalves in one housing. The valves\nalways remain closed when\nde-energised.\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 3 ... 24\n\fValveDrive (VD)\n\nThe ValveDrive is an electronic The following models are available:\nactuator with a stepper motor for\nthe following voltages: • VD-V-(AC/DC)\n100-240 VAC 50/60 Hz and Open/close valve drive\n24 VDC. Each ValveDrive can\nbe combined with all ValveBody • VD-R-(AC/DC)\nversions. Operation mode is in- Open/close valve drive with\ndicated with a blue LED. A visual pressure regulation function\nposition indicator is integrated as\nstandard. Each ValveBody must • VD-(V/R)-(AC/DC)-POC\nbe fitted with two ValveDrives. Open/close valve drive with\n optional pressure regulation\n function and integrated closed\n position indicator switch\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 4 ... 24\n\fPressureSensor (PS)\n\nThe PressureSensor is a\nhigh-precision electronic pres-\nsure sensor with a digital inter-\nface. The PS is mounted on the\noutlet side of the ValveBody.\nThe outlet pressure is meas-\nured by the PressureSensor\noutlet side or downstream of\nthe VB. The pressure signal is\ntransmitted to the VD-R via the\nBUS cable. The nominal value is\npre-adjusted manually.\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 5 ... 24\n\fMBE technical data\n\n MultiBloc® Generation E multifunctional control\n Nominal diameters VB-050:\t\t\t Rp 1½ - 2\n VB-065 to VB-150: DN 65 - 150\n VB-2L:\t\t\t NPT 1½ - 2\n VB-2½L to VB-6L: NPS 2½ - 6\n\n Maximum inlet pressure VB-050 \t\t\t pmax. = 60 kPa (600 mbar)\n VB-065…150\t\t pmax. = 70 kPa (700 mbar)\n VB-2L\t\t\t pmax. = 8 PSI (240 \"W.C.)\n VB-2½L…6L\t\t pmax. = 10 PSI (280 \"W.C.)\n\n Outlet pressure range Only in combination with VD-R… and PS-…\n PS-0:\t\t\t 0 kPa / 0 \"W.C.\n PS-10/40: \t\t 0.4-10 kPa / 1.6-40 \"W.C.\n PS-50/200: \t\t 2.0-50 kPa / 8.0-200 \"W.C.\n\n Accuracy class ± 5 % or ± 50 Pa (as per EN 88-3)\n\n Opening time approx. 6 sec. until 100 % open\n\n Closing time < 1 sec.\n\n Switching rate max. 360/h\n\n Ambient temperature -20 °C to +60 °C\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 6 ... 24\n\fMBE technical data\n\n MultiBloc® Generation E multifunctional control\n Process liquids / gases As per EN 437:2018\n Suitable for gases of gas families 1,2,3, 100% hydrogen (dry), bio and digester gases\n (DVGW G 260 (A)) up to max. 1.0 vol. % H2S (dry).\n Do not operate the MBE… below 0 °C in liquid gas systems. Only suitable for gaseous\n liquid gas, liquid hydrocarbons destroy the sealing materials.\n\n\n\n Valve V1, Valve V2 Class A (EN 161), Group 2 (EN 13611)\n\n Electrical connection Plug as per DIN EN 175301-803\n Class II control (EN/UL 60730-1)\n\n Voltage / frequency VD-…-AC: 100-240 VAC, 50/60 Hz\n VD-…-DC: 24 VDC ± 30 %\n Duty cycle 100 %\n\n Power consumption per VD VD-…-AC: max. 16 VA / 8 W per drive\n Starting current max 1 A for 0.02 s\n VD-…-DC: max. 8 W per drive\n Starting current max 10 A for 0.02 s\n\n Degree of protection IP 55 as per IEC 529 (EN 60529)\n\n Dirt trap device Filter\n A suitable gas filter must be installed upstream.\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 7 ... 24\n\fMBE technical data\n\n MultiBloc® Generation E multifunctional control\n Vibration resistance VD-…-AC: tested as per EN 13611\n VD-…-DC: tested as per EN 13611 & MIL-810G\n\n Duty cycle 100 %\n\n Installation position Vertically upright to lying horizontally.\n\n Materials of gas conveying parts Housing:\t\t Aluminium\n Seals:\t\t\t NBR basis (VB-050 & VB-2L)\n \t\t\t VMQ (VB-065…150 & VB-2½L…6L)\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 8 ... 24\n\fApprovals\n\n\n CE: EN 13611; EN 161; EN 126; EN 88-1; EN 88-3\n\n ULus:\n c\n UL Listed to UL 429 and to ANSI Z21.21/CSA 6.5 C/I\n UL Listed to ANSI Z21.18/CSA 6.3\n\n VB-100 & VB-125:\n UL Recognised to UL 429 and to ANSI Z21.21/CSA 6.5 C/I\n\n FM: Approval Class 7400\n\n AGA: AS 4629-2005\n\n EAC: TP TC 010/2011; TP TC 004/2011; TP TC 020/2011; TP TC 016/2011\n\n UA: EN 13611; EN 161; EN 88-1\n\n\n\n\nMBE Ÿ Edition 01.25 Ÿ 294 594 9 ... 24\n\fDimensions\n\n 25 25\n\n\n\n\n 25\n 25\n\n\n\n\n c\n\n\n\n\n c\n b\n b\n (e2)\n d a\n f\n\n (38)\n d (e2)\n a\n g\n 1\n EN 558, range 1\n…