1 Mk8 MM Overview, Specifications and Wiring
Mk8 MM Manual Page | 20
1.3 Electrical Specifications
Classification according to BS EN298:2012
Single phase 230V, +10%/-15%}
47-63 Hz, unit max. consumption 140W
Single phase 120V, +10%/-15%}
Min. Operation Temperature
Max. Operation Temperature
-20 to 85°C (-4 to 185°F)
The unit is designed to be panel mounted in any orientation and the front facia is IP65,
NEMA4. The back of the unit is IP20, NEMA1.
1.3.1 MM Inputs and Outputs
Must be connected through contactor
Must be connected through contactor
To drive relay only – switched neutral
To drive relay/lamp only – switched neutral
Note:
1. The high and low voltage connections are not safe to touch. Protection against electric shock is provided
by correct installation. CAUTION – ELECTRIC SHOCK HAZARD.
2. Control voltage cabling should be maximum 10m, screened (if not screened then less than 1m, however
servomotors can be unscreened up to 10m)
3. Any cabling over 10m must have additional surge protection.
4. Low voltage cables should be screened cable as specified in section 1.3.3.
5. The burner ‘High Limit Stat’ must be a manual reset type.
6. All external safety devices that require manual reset must be reset external to the Autoflame system and
prior to completing the recycling interlock.
Note: The cover (back plate) of the MM must always be re-fitted after the wiring is completed to prevent
unauthorised wiring modifications or fuse replacement.
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