Alpha Technologies 255A Bypass Switch - Manual (Page 19)

17 0200018-J0 Rev C
9. Specifications
Alpha MBS Specifications and Approvals
Model Number 0200018
Alpha MBS – Mechanical Specifications
Dimensions, cm (in)
H x W x D
91 x 61 x 28 (36 x 24 x 11)
Weight, kg (lb) 79.5 (175)
Color Grey
Humidity Operating (non-condensing): Up to 95%
Storage: Up to 95%
Cooling Not applicable (no heat generating
components inside)
Sound Power Level Not applicable
Temperature Range °C (°F) Operating: -20 (-4) to 40 (104)
Storage: -40 (-40) to 75 (167)
Altitude m (ft) Operating: Up to 3658 (12,000)
Storage: Up to 4572 (15,000)
Alpha MBS – Electrical Specifications
Voltage Rating 120/ 208 and 120/240 Vac (nominal)
Current Rating 255 A
Short Circuit Current
Rating
5kA
Current vs Temp
Current (A) Ambient Temperature
255 40°C
210 45°C
170 50°C
Alpha MBS – Auxiliary Contacts Ratings
Voltage Rating 120 Vac (max)
Current Rating 20 A
Alpha MBS – Approvals
Electrical Safety
This product is provided with the following
Product Certification marking:
UL / cUL 508 Listing Mark