防爆安全阀的选型
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Questionnaire to specify explosion isolation valves
Customer: ..............................................................
Street: ........................................ No.: ....................
Location: ........................................ ZIP Code: ....................
Surname: .............................. First Name: ..............................
Phone: .............................. Fax: ..............................
E-Mail: .............................. Date: 09.12.08
End Customer: ..............................................................
Operating temp.: - ..... up to + .....°C Operating pressure: - ..... up to + .....Pa
Zone indoor: .......... Zone outdoor: ..........
Nominal size DN: .......... Quantity: ..........
Dust
Metal dust
K-Value: .......... Max. explosion pressure: ..... bar
Valve type:
Ventex-ESI-E (single-acting) Ventex-ESI-D (double-acting)
Ventex-ESI-P (single-acting, external energy) Ventex-ESI-C (check valve)
Air speed in explosion direction: only for ESI-E and ESI-D
20 m/s25 m/s
vertical Explosion from top bottom
Housing and internal parts AISI 304
Housing: .......... Internal parts: ..........
gastight, checking pressure ..... bar / .....min. Condensate drain
Connection flanges:
DIN 2576 ANSI #150 .............................. Note: ..............................
Polished: ..... µm
Other: ..............................
Epoxy coated RAL3020
Other varnish ................
C EPDM FDA 120°C
C Silicone 250° C
Flouric silicone 260°C Viton 150°C
Other: ..............................
Switch for position indication:
S1 proximity switch IFM NF5004-N, 5-25VDC IP67 Exxia/ib IIC
S2 proximity switch IFM IF0007, 90-220 VAC IP67 direkt
S3 mech. switch STAHL, 8070, 500VAC, 250VDC, IP67, EExedIIcT6
S4 mech. switch HONEYWELL, GLAB01B, 600VAC, 250VDC, IP67
P7 proximity switch P+F 25-250VAC, 45-65Hz IP67 NJ15+U1+W
.....switch Type: ...............Product: ...............
Counterflanges:
Mild steel raw Mild steel varnished
AISI 304 AISI 316L
............... Additional flange gaskets: ....pieces
Documentation:
Service manual
German: ....-fold English: ....-fold
French: ....-fold Italian: ....-fold .................... ....-fold
Service book
German English
French
Test report DMT/FSA
German: ....-fold English: ....-fold (copy)
Scale drawing: ....-fold
Material certificate for housing according
EN10204-2.2 ....-fold EN1020-3.1B ....-fold (only stainless)
Notes: ..................................................................................................................................................................................... Please send the completed questionnaire by fax (+2162158459) to Longo Shanghai.
Many thanks. We will follow your enquiry up as soon as possible