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Markel Electric Unit Heaters
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Markel Electric Unit Heaters
COMMON FEATURES:
Horizontal, vertical discharge
Draw through design for efficient air circulation
Field convertible combination 208/240 volt and single/3 phase heaters up to 10kw
Fan over-ride purges heater of residual heat after shutdown
Conforms to OSHA and NEC when installed according to instructions
Two stage operation on 25-50kw models
Case dye formed heavy gauge steel
Outlet louvers adjustable from 30° up to 45° angle
Motor 3-20kw; totally enclosed, permanently lubricated, unit bearing. 25kw up; two speed, totally enclosed, permanent split capacitor
Contactors - heavy duty type factory installed and wired where required
Fusing - circuit subdivision motor and transformer fusing factory installed
Element - high mass all steel spiral finned element
Transformer - 24 volt control tranformer where required
Thermal overload - automatic reset disconnects motor and element in the event normal operation temperatures are exceeded
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