Many customers want to replace the Travaini liquid ring pump with EVP pumps, so this article is mainly to list the replacement of the EVP pump and the travaini pump. (mainly compare with Travaini compact small capacity liquid ring vacuum pump)
1.The replacement diagram of the Travaini & EVP single stage compact liquid ring pump is as follows:
| Travaini Model | Capacity 60HZ (CFM) |
Power @60HZ (HP) |
Dimension (L*W*H) inch |
EVP model | Capacity @60hz (CFM） |
Power @60HZ (HP) |
Dimension (L*W*H) with NEMA motor inch |
| TRMX-257 | 39 | 3 | 16X6.7X8.98 | 2BV2-061 | 36.5 | 3 | 21.1×12.5×8.67 |
| TRMB25-30 | 22 | 1.5 | 15.35×6.1×8.31 | 2BV2-060 | 19 | 2 | 20.1×12.5×8.67 |
| TRMB32-50 | 35 | 3 | 17.91×6.69×8.46 | 2BV2-061 | 36.5 | 3 | 21.1×12.5×8.67 |
| TRMB32-75 | 56 | 5 | 20.47×7.48×9.45 | 2BV2-070 | 56 | 5 | 22.95×12.5×9.3 |
| TRMB 40-110 | 74 | 5 | 22.24×12.75×12.8 | 2BV2-071 | 78 | 7.5 | 23.05×12.5×9.8 |
| TRMB 40-150 | 106 | 7.5 | 27.16×12.76×12.8 | 2BV5-110 | 116 | 7.5 | 27.14×16.5×14.21 |
| TRMB 40-200 | 153 | 10 | 26.93×12.76×23 | 2BV5-111 | 162 | 10 | 28.35×16.49×14.6 |
1. For the 2BV series, Shanghai EVP also produces a larger version of the single-pole water ring pump to accommodate more pumping conditions, such as 197CFM, 282CFM, 353CFM.
2. The standard material is cast iron, stainless steel 304 and stainless steel 316 are also optional.
The above comparison table is based on 230V/460V, 60HZ, 3PH
2.The comparison table of Travain & EVP double-stage liquid ring vacuum pump is as follows:
| model | Capacity @60HZ (CFM) |
Power@60HZ(HP) | Dimension (L*W*H)inch |
model | Capacity @60hz (CFM) |
Power@60HZ(HP) | Dimension (L*W*H)inch |
| TRH40-110 | 80 | 7.5 | 18.86X14.57X15 | DLV140 | 100 | 7.5 | 22.91×12.99×16.22 |
| TRH40-140 | 105 | 7.5 | 21.69X14.57X18.39 | DLV180 | 130 | 10 | 25.67×12.99×16.22 |
| TRH40-190 | 150 | 10 | 24.45X14.57X18.39 | DLV300 | 185 | 15 | 32.13×15.55×20.15 |
| TRH50-280 | 195 | 15 | 26.73X16.14X23.23 | DLV300 | 185 | 15 | 32.13×15.55×20.15 |
| TRH50-340 | 260 | 20 | 29.09X16.14X23.62 | DLV400 | 280 | 25 | 36.06×15.55×20.15 |
| TRHB50-420 | 296 | 25 | 30.67X22.05X23.62 | DLV400 | 280 | 25 | 36.06×15.55×20.15 |
| TRH80-600 | 460 | 40 | DLV600 | 438 | 40 | 42.52×16.73×22.56 |
Tags:2BV Liquid ring vacuum pump
Edited by Nancy Zhang / EVP vacuum solution
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