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Nelson™ PN SMMC3N

CONT MULTISENSOR SNOW/ICE MELT

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Features

  • Automatic snow/ice melting control
  • Housed in an enclosure suitable for commercial/industrial applications (NEMA 12) and features an LCD display, programming and associated indicator lights for operation of each zone
  • Monitors and controls 3 separate zones, sequentially or independently
  • Control signal relays operate external contactors
  • Manual zone activation
  • Hold on time; adjustable 0-10 hours in half-hour increments
  • Maximizes energy efficiency
  • Reduced power requirements when priority operation mode is used
  • Operating Mode 1 – Independent. Programmable for 3 independent snow melting systems (zones) for any combination of snow/ice melting or roof, Gutter de-icing systems; controlling any combination
  • Operating Mode 2 – Priority. Sequentially operating 3 snow melting zones with individual zone priority level of 1 to 3; with one in-ground sensor per zone and an optional Aerial Moisture sensor for priority zone 1

Specifications

Certifications and Compliances
cULus Listed: Ordinary Locations
Power Requirements
120 Vac, 450 VA
System Memory
Non-volatile; no data loss with a loss of system power
Control Relays
120 Vac, 1 Amp contacts
Manual Bypass
Manually cycles from 0-10 hours in half-hour increments
Ambient Operating Temperature Range
-20 °C to +70 °C (-4 °F to +160 °F)
Storage Temperature
-20 °C to +85 °C (-4 °F to +185 °F)
Relative Humidity
0 to 90% RH, non condensing
Mechanical
NEMA 12 non-metallic enclosure
Dimensions
12.375 W x 10.25 H x 4.75 D

Documents & Drawings