GUIDE SPECIFICATIONS • MQL

H.Special Features:

The following unit options shall be available.

1.0Fan Section:

a.Variable frequency drives.

b.Motor starters – contactor with overload for three phase and contactor for single phase.

c.High-efficiency motors (inverter-duty).

d.Totally enclosed fan cooled (TEFC) motors (inverter-duty).

e.Two-speed motors.

f.Direct drive plug fans with internal isolation.

g.Class II forward curved fans with regreasable pillow block bearings.

h.Exhaust or return fans for use with economizer sections.

2.0Coil Section:

a.Chilled water coil with copper plate fins and/or stainless steel casing.

b.Direct-expansion coil with copper plate fins and/or stainless steel casing.

c.Hot water coil with copper plate fins and/or stainless steel casing.

d.Steam distributing coil with copper plate fins and/or stainless steel casing.

3.0Filtration:

a.4” pleated filter type (standard size), 60-65% efficiency (MERV-11)

b.4” pleated filter type (standard size), 80-85% efficiency (MERV-13)

c.4” pleated filter type (standard size), 90-95% efficiency (MERV-14)

4.0Access Doors: Hinged (lift-off type) doors with quick-action latches (handles) on both sides of the section for access to both the fan and filter from either side of the unit.

5.0Base Rail: Unit mounted base rail shall be a minimum of 4” in height and constructed of galvanized steel, structurally capable of supporting unit on floor or by ceiling suspension.

I.End Devices:

The following guide specifications should be used as a basis for design when using optional factory/field- mounted direct digital controls. These specifications should be reviewed to match the specific system control requirements and available control packages.

1.0The electrical components shall be recognized by UL. The unit shall be in compliance with the UL 1995 standards. Fan motors are wired and terminated in the control enclosure.

2.0All application software performing the required control functions shall be field-supplied with the DDC controller factory or field mounted and wired (tested and configured).

3.0Available End Devices and Controls:

a.Variable Frequency Drives

Factory supplied and mounted

Field supplied and factory mounted

b.Motor Starters

Factory supplied and mounted

Field supplied and factory mounted

c.End Devices (factory supplied and mounted)

Disconnect switch (fused or non-fused)

Damper actuator (modulating from 100% OA to 100% RA)

Fuses, relays, transformers, etc.

Electric heat interlock relay

Hand off auto switch

ENVIRO-TEC

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Enviro 170S5FG manual Guide Specifications MQL

170S5FG specifications

The Enviro 170S5FG is a cutting-edge hybrid vehicle from the renowned Enviro brand, designed to meet the evolving demands of public transportation while prioritizing sustainability and passenger comfort. One of the standout features of the Enviro 170S5FG is its hybrid powertrain, which effectively combines a diesel engine with an electric motor. This dual system significantly reduces emissions while ensuring optimal fuel efficiency. The vehicle is engineered to operate in various urban settings, making it an ideal choice for cities aiming to enhance their environmental impact.

In terms of performance, the 170S5FG boasts impressive acceleration and smooth operations, thanks to its state-of-the-art torque management system. The hybrid technology ensures that the vehicle can switch seamlessly between electric and diesel power, allowing it to conserve energy during low-speed travel, such as in stop-and-go traffic. This feature is particularly beneficial for reducing urban air pollution, as the vehicle emits fewer greenhouse gases compared to traditional diesel-only buses.

Passenger comfort is a priority in the Enviro 170S5FG, reflected in its thoughtfully designed interior. The spacious cabin can accommodate a significant number of passengers, with comfortable seating arrangements and ample standing room. Large windows provide natural light and enhance the overall travel experience. Additionally, the focus on accessibility means that the vehicle is equipped with features such as low floors, ramps, and designated spaces for wheelchairs, ensuring that it caters to all members of the community.

Safety comprises another area of excellence for the Enviro 170S5FG. Equipped with advanced safety technologies, including electronic stability control, anti-lock braking systems, and high-visibility LED lighting, the vehicle prioritizes the protection of passengers and drivers alike. The ergonomic design also includes enhanced visibility for the driver, contributing to safer navigation in complex urban environments.

Moreover, the Enviro 170S5FG incorporates intelligent connectivity features that enhance operational efficiency and passenger convenience. These technologies support real-time tracking and monitoring of bus performance, allowing transit authorities to optimize routes and schedules effectively.

In summary, the Enviro 170S5FG is a forward-thinking solution that combines hybrid technology, passenger-centric design, and advanced safety features. Its commitment to sustainability, performance, and comfort makes it an ideal asset for modern public transportation systems aiming to create greener cities while enhancing the commuter experience.