Schischek ExMax Series

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www.schischek.com

Schischek GmbH Germany, Mühlsteig 45, Gewerbegebiet Süd 5, 90579 Langenzenn, Tel. +49 (0)9101 9081-0, Fax +49 (0)9101 9081-77, E-Mail info-de@schischek.com

EXPLOSIONPROOF

Throttle valve

Damper

Ball valve

ExMax - 50.75

ExMax - 100

ExMax - 150

ExMax - 30 - F

ExMax - 50 - F

ExMax - 60 - F

ExMax - ... - S/SF

ExMax - ... - CTM

Compact. Easy installation. Universal. Cost effective. Safe.

Subject to change!

ExMax – ¼ turn actuator

Electrical, explosion proof rotary actuators size M

On-off / 3-pos , 24…240 VAC/DC, 95° Angle of rotation incl. 5° pretention

50 - 150 Nm without and 30 Nm - 60 Nm with safety operation (spring return)

PTB-tested in acc. with ATEX RL 94/9/EC for zone 1, 2, 21, 22.

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For all type of gas, mixtures, vapours and dust for use in zone 1, 2, 21 and 22

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Universal supply unit from 24 to 240 VAC/DC

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5 different motor running times (40-60-90-120-150 sec./90°), adjustable on site

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2 different spring return running times (20 sec./90°), selectable on site

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On-off and 3-pos control with or without spring return function

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30 - 150 Nm actuators in the same size (M)

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100 % overload protected

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Compact design and small dimension (L × W × H = 286 × 150 × 116 mm)

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Direct coupling to the damper shaft with double-squared connection 16 × 16 mm

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95° Angle of rotation incl. 5° pre-tention

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Robust aluminium housing (optional Amercoat painting)

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IP66 protection

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Simple manual override include + preparation for comfortable manual override

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Gear made of stainless steel and sinter metal

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Only 9,5 kg weight

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Integral heater for ambient temperatures down to -40°C

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Integral safety temperature sensor

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Integral equipment for manual adjustment (push button, lamp, switch)

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Preparation for adaptable aux. switches type ExSwitch

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Range of accessories

Type Torque Supply Motor running time Spring return Control mode Feedback Wiring diagram

ExMax- 50.75 50 Nm & 75 Nm 24..240 VAC/DC 40/60/90/120/150 sec. at 90° without On-off, 3-pos - SB 1.0

ExMax- 100 100 Nm 24..240 VAC/DC 40/60/90/120/150 sec. at 90° without On-off, 3-pos - SB 1.0

ExMax- 150 150 Nm 24..240 VAC/DC 40/60/90/120/150 sec. at 90° without On-off, 3-pos - SB 1.0

ExMax- 30 - F 30 Nm 24..240 VAC/DC 40/60/90/120/150 sec. at 90° 20 sec. at 90° On-off, 3-pos - SB 1.1

ExMax- 50 - F 50 Nm 24..240 VAC/DC 40/60/90/120/120 sec. at 90° 20 sec. at 90° On-off, 3-pos - SB 1.1

ExMax- 60 - F 60 Nm 24..240 VAC/DC 40/60/90/120/120 sec. at 90° 20 sec. at 90° On-off, 3-pos - SB 1.1

ExMax- ... - S/SF Type as above but with 2 integral, potential free aux. switches, switching at 5° and 85° Angle of rotation max.24 V/1 A, 240 V/0,25 A SB 3.5

ExMax- ... - CTM Type as above but with aluminium housing and Amercoat paint, gearbox parts in stainless steel, cable gland and hollow rivet nickel-plated

Application

Description size M

The ExMax actuators are a revolution for safety, control and shut-off

dampers, ball valves, throttle valves and other motorized applications

for HVAC systems, in chemical, pharmaceutical, industrial and Offshore-

/Onshore plants, for use in Ex-areas zone 1, 2 (gas) and zone 21, 22

(dust).

Highest protection class (ATEX) and IP 66 protection, small dimensions,

only 9,5 kg weight, universal functions and technical data, an integrated

heater guarantee safe operation even under difficult environmental

conditions. High quality brushless motors guarantee long life.

All actuators are programmable and adjustable on site. Special tools or