![Essential Vanne Papillon D'eau Elephant Wbv1616e-2w-fb-h, Matériau Du Corps - Fonte Qt450, Matériau Du Disque - Fonte Qt450, Joint - Epdm, Actionneur électrique Qt-n-020em-o1-24vdc-u1 Hark Series [C0oTIBjh]](https://cdn.shopify.com/s/files/1/0878/3603/3359/files/41_images_b5132b9c-8168-45e7-b290-30155529474f.jpg?v=1740479932)
Essential Vanne Papillon D'eau Elephant Wbv1616e-2w-fb-h, Matériau Du Corps - Fonte Qt450, Matériau Du Disque - Fonte Qt450, Joint - Epdm, Actionneur électrique Qt-n-020em-o1-24vdc-u1 Hark Series [C0oTIBjh]
Butterfly valves Elephant are designed for use as shut-off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.Electric qua
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Butterfly valves Elephant are designed for use as shut-off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.
Electric quarter-turn actuators Elephant QT-N-020EM-O1-24VDC-U1 HARK 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, metallurgical, food industries, housing and utilities, etc.
Technical parameters of water butterfly valve Elephant WBV1616E-2W-Fb-H, body material - cast iron QT450, disk material - cast iron QT450, seal - EPDM, electric actuator QT-N-020EM-O1-24VDC-U1 HARK:
|
Nominal diameter DN, mm |
50–150 |
|
Operating pressure PN, bar |
16 |
|
Working medium temperature t, °C |
From -20 to +150 |
|
Working medium |
Cold and hot water, air without oil and grease, other media neutral to the material |
|
Flow direction |
Two-way |
|
Tightness class |
Class A |
|
Connection to pipeline |
Interflanged |
|
Body material |
Cast iron QT450 |
|
Disc material |
Cast iron QT450 |
|
Seal material |
EPDM |
|
Service life, years |
10 |
Dimensions and sizes of water butterfly valve Elephant WBV1616E-2W-Fb-H, body material - cast iron QT450, disk material - cast iron QT450, seal - EPDM, electric actuator QT-N-020EM-O1-24VDC-U1 HARK:
|
DN |
Model |
Size, mm |
|||||
|
A |
B |
C |
D |
N-M |
L |
||
|
65 |
QT-N-020EMT |
77.5 |
146.5 |
46 |
145 |
4-M16 |
241.8 |
|
80 |
92 |
156 |
46 |
160 |
8-M16 |
241.8 |
|
|
100 |
109 |
168.5 |
52 |
180 |
8-M16 |
241.8 |
|
|
125 |
127 |
190.5 |
56 |
210 |
8-M16 |
241.8 |
|
|
150 |
141 |
213.5 |
56 |
240 |
8-M16 |
241.8 |
|
Materials of parts of water butterfly valve Elephant WBV1616E-2W-Fb-H, body material - cast iron QT450, disk material - cast iron QT450, seal - EPDM, electric actuator QT-N-020EM-O1-24VDC-U1 HARK:
|
№ |
Part name |
Material |
|
1 |
Body |
Cast iron QT450 |
|
2 |
Disc |
Stainless steel 304 |
|
3 |
Seat seal |
EPDM |
|
4 |
Stem |
Stainless steel SS 316 |
Technical characteristics of electric actuators Elephant:
|
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 |
Dimensions and sizes of electric actuators Elephant:
| 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 |
Device diagram of actuators Elephant QT-N-020EM-O1-24VDC-U1 HARK:
|
№ |
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 |
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