Product Range - Herz Valves UK
Product Range - Herz Valves UK
Product Range - Herz Valves UK
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HERZ-Three-Way Mixing and Diverting <strong>Valves</strong><br />
Heating Control<br />
Model DN Dim.<br />
HERZ-Three-Way Mixing and Diverting Valve<br />
For the control of cold and hot water.<br />
With valve drive 1 7712, suitable as control device<br />
with adjustable characteristic line. Stainless steel<br />
spindle, brass valve cone with glass-fibre reinforced<br />
teflon seal ring. Brass bushing with EPDM-O-Ring.<br />
Vertical and horizontal mounting is possible.<br />
Cast brass body with 3 external threads, brass<br />
version, flat seal, without threaded connection<br />
elements.<br />
Valve Drives for Three-Way Valve, Actuating Power 500 N<br />
EAN<br />
90 04174<br />
Order<br />
number<br />
Item<br />
15 1/2 42870 8 1 4037 15 1<br />
20 3/4 42880 7 1 4037 20 1<br />
25 1 42890 6 1 4037 25 1<br />
32 1¼ 42900 2 1 4037 32 1<br />
40 1½ 42910 1 1 4037 40 1<br />
50 2 42920 0 1 4037 50 1<br />
<strong>Product</strong><br />
group<br />
1<br />
Valve Drive for Three-Way Valve,<br />
actuating power 500 N<br />
Operation through heating control for 2-point, 3-point<br />
or continuous control. Selection of characteristic line<br />
is linear or parallel. Two-piece body made of selfextinguishing<br />
plastic. Plastic console and brass union<br />
nut for valve installation.<br />
Working condition can be directly switched, automatic<br />
adjustment of valve lift. Code switch for selection<br />
of characteristic line and running time. Gearbox for<br />
positioning of valve and adjustment of hand wheel.<br />
Vertical and horizontal mounting is possible, inverted<br />
installation is not possible.<br />
Valve Drive for Three-Way Valve,<br />
actuating power 500 N<br />
Operating through heating control for 3-point<br />
operation. Two-piece body made of self-extinguishing<br />
plastic. Plastic console and brass union nut for valve<br />
installation. Gearbox for positioning of valve and hand<br />
wheel adjustment. Vertical and horizontal mounting is<br />
possible, inverted installation is not possible.<br />
24 V 74810 3 1 7712 11 1<br />
230 V 74790 8 1 7712 50 1<br />
24 V 74820 2 1 7712 51 1<br />
Valve Drives for Three-Way Valve, Actuating Power 800 N<br />
Valve Drive for Three-Way Valve,<br />
actuating power 800 N<br />
Operation through heating control with switching exit<br />
(3-point control). Black box with actuator, control<br />
electronics, LED display and transmission. Box cover<br />
transparent. Self-extinguishing plastic parts. Gear and<br />
mounting clamp made of cast zinc.<br />
Electronic force dependent shutoff, automatic valve lift<br />
adjustment, encoding switch for operating time. Manual<br />
adjustment from outside by means of circuit breaker.<br />
Vertical and horizontal mounting at valve is possible,<br />
inverted installation is not possible.<br />
24 V 74860 8 1 7712 80 1<br />
Hand Wheel for Three-Way Mixing and Diverting <strong>Valves</strong><br />
HERZ-Hand Wheel<br />
for HERZ-Three-Way Mixing and Diverting Valve 4037,<br />
not supplied with valve drive.<br />
91900 8 1 9102 40<br />
Mixing Valve for Return Mounting<br />
Teplomix-Three-Way-thermostaic control valve<br />
Brass version, with flat seal.<br />
The Teplomix-Three-Way valve is equipped with<br />
a pre-set constant temperature control and it is used<br />
as mixer in return. For throttling of bypass between<br />
flow and return.<br />
Max. application temperature range till 110 °C<br />
Models ..-03 and ..-14 with bypass.<br />
Temp. approx. 61 °C. Models ..-13 and ..-14 with<br />
bypass closing function, Temp. approx. 55–63 °C.<br />
Leakage rate max. 10%.<br />
DN 25, kv s = 11; DN 32, kv s = 14.<br />
DN 25<br />
DN 32<br />
76010 5 1 7766 03 1<br />
76020 4 1 7766 04 1<br />
76290 1 1 7766 13 1<br />
76300 7 1 7766 14 1<br />
69
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