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The Elephant butterfly valves are designed for use as shut-off or regulating valves for flow control in heat and water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.
Quarter-turn actuators Elephant QT2-N-xEM-O1-x-U1 with thermal protection and heater are designed for remote and local control of shut-off pipeline valves having a quarter-turn shut-off valve. They are used in various branches of national economy: in gas, oil, metallurgy, food industry, housing and utilities, etc.
|
Nominal diameter DN, mm |
40–300 |
|
Operating pressure PN, bar |
16 |
|
Flow direction |
Two-way |
|
Working medium temperature t, °C |
From -20 to +120 |
|
Ambient temperature t, °C |
From -40 to +120 |
|
Working medium |
Cold and hot water, air without oil and grease, other media neutral to the material |
|
Connection to pipeline |
Interflanged |
| DN | H1, mm | H2, mm | Dm, mm | Dk, mm | L, mm | ØC, mm |
| DN40/50 | 66 | 126 | 73 | 90 | 43 | 125 |
| DN50 | 66 | 126 | 73 | 90 | 43 | 125 |
| DN65 | 74 | 137 | 85 | 103 | 46 | 145 |
| DN80 | 91 | 146 | 100 | 116 | 46 | 160 |
| DN100 | 105 | 166 | 131 | 151 | 52 | 180 |
| DN125 | 121 | 182 | 155 | 174 | 56 | 210 |
| DN150 | 134 | 198 | 184 | 205 | 56 | 240 |
| DN200 | 169 | 223 | 234 | 255 | 60 | 295 |
| DN250 | 200 | 270 | 288 | 315 | 68 | 355 |
| DN300 | 240 | 299 | 340 | 375 | 78 | 410 |

|
Parameter |
Value |
|
Type of electric actuator |
Quarter-turn |
|
Type of motor |
Asynchronous |
|
Angle of rotation, ° |
90±5 |
|
Body material |
Aluminum alloy with epoxy powder coating |
|
Shaft material |
Alloy steel |
|
Supply voltage |
24V/DC |
|
Cable entry |
Sealed gland 2xM18 |
|
Type of connection |
ISO 5211 |
|
Self-locking mechanism |
Worm and worm gear self-locking |
|
Automatic shut-off |
2 limit switches (open/closed positions and in case of jamming) |
|
Thermal protection |
Activation at 120°C ±5°C |
|
Insulation class |
F |
|
Mechanical output shaft rotation limit |
2 external adjustable stops |
|
Protection rating |
IP67 |
|
Noise level, dB |
≤ 50 |
|
Heater power, W |
5 |
|
Ambient temperature, °C |
From -20 to +70 |
|
Ambient humidity |
≤ 95% (at 25°C) |
|
Explosion-proof protection |
No |

| Size, mm | ISO 5211 | ||||||
| L | H | A | B | C | D | Stem size, square | |
| 241,8 | 157,5 | 119 | 118 | 112,3 | 26 | 22x22 | F07/F10 |

|
№ |
Name |
|
1 |
Position indicator |
|
2 |
Upper cover |
|
3 |
Control board |
|
4 |
Capacitor |
|
5 |
Actuating cam followers |
|
6 |
Output shaft with worm gear |
|
7 |
Body |
|
8 |
Output shaft travel limiters |
|
9 |
Worm shaft |
|
10 |
Electric motor |
|
11 |
Gearbox |
|
12 |
Gearbox cover |

Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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