Manual 35132
VariStroke-DX Duplex Hydraulic Servo Skid
Woodward
5
Regulatory Compliance
European Compliance for CE Marking: PENDING
Other International Compliance:
-IECEX: PENDING
North American Compliance:
These listings are limited only to those units bearing the appropriate marking. Review the Compliance
Code table for more information.
CSA: Certified for Class I, Div. 2 Groups A, B, C, D T4. For Use in Canada
and the United States. Certificate 2669905.
Special Conditions for Safe Use
Wiring must be in accordance with North American, European, or other International wiring methods as
applicable, and in accordance with the authority having jurisdiction.
For Zone 1 or Division 1: Conduit seals must be installed within 18 inches (457 mm) of the conduit entry
when used in zone 1 / Division 1 hazardous locations.
Field wiring must be suitable for at least 85 °C and 10 °C above the maximum fluid and ambient
temperatures.
The VS-DX Skid Certified for Zone 2 version must be used in an ambient temperature range from
-30 to +85°C (-22 to + 185
⁰
F).
Maximum hydraulic fluid temperature shall not exceed 70°C (158
⁰
F).
Connect external safety ground terminal to earth ground.
Compliance with the Machinery Directive 2006/42/EC noise measurement and mitigation requirements is
the responsibility of the manufacturer of the machinery into which this product is incorporated.
Under certain extreme circumstances, the non-metallic parts incorporated in the enclosure of this
equipment may generate an ignition-capable level of electrostatic charge. Therefore, do not install the
equipment in a location where the external conditions are conducive to the build-up of electrostatic charge
on such surfaces. In addition, only clean the equipment with a damp cloth.
Transient protection for the VariStroke is to be provided externally by the end user. The transient
protection device is to be set at a level not exceeding 140% of the peak rated voltage.
The installation of the VariStroke shall only be within a Pollution Degree 2 environment as defined in IEC
60664-1.
Explosion Hazard—Do not connect or disconnect while the circuit is
live unless the area is known to be non-hazardous.
Substitution of components may impair suitability for Class I,
Division 2 or Zone 2 applications.
Released
