ABB 7BCTM3770T Chiller/Cooling Tower motor - TEAO 60 Hz
Part Number: 7BCTM3770T
Quick Summary
7BCTM3770T Chiller/Cooling Tower motor from ABB delivers reliable 7.5 HP performance for HVAC cooling systems. Engineers frequently face space constraints, energy costs, and compatibility hurdles when upgrading motor hardware, so a compact, readily sourced solution matters. This model carries CSA and UR listings and aligns with NEMA design standards, supporting safe operation and regulatory compliance. With a 213T frame, 208-230/460 V three-phase supply, and a direct-on-line start, it enables straightforward installation and predictable performance in commercial cooling plants and industrial HVAC loops. For businesses seeking steady uptime, lower lifecycle costs, and easier maintenance, this ABB motor integrates smoothly into existing or expanding cooling infrastructure while meeting stringent reliability requirements.
Product Information
Extended Description
7BCTM3770T ABB: Chiller/Cooling Tower 7.5 Hp 208 V (CTM3770T)
Configuration Only
No
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
EGAUT001EXPU
Warranty Return
Product under warranty must be returned
Configuration Only
No
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
GBINS001EXPU
Warranty Return
Product under warranty must be returned
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
SGIND004EXPU
Warranty Return
Product under warranty must be returned
Country of Origin
United States (US)
Lead Time
0 day
Made To Order
No
Product Sales Status
Active
Quote Only
No
Stocked At Warehouses
USABB014EXPU
Warranty Return
Product under warranty must be returned
ABB Type Designation
7.5 AIR OVERHP,1760RPM,3PH,60HZ,213
Altitude
1000 m
Ambient Temperature
40 °C
Bearing
6307, Sealed Bearing
Bearing NDE
6206
Brake Present
No
Brand / Label
Baldor-Reliance
Catalog Number
CTM3770T
Certification Agency
CSA | UR
Country of Origin
United States (US)
Customs Tariff Number
85015220
Design
A
Dimension Diagram
07LYN391: Dimension Sheet
Direction of Rotation
Both sides
Drive End Flange Type
Standard
ETIM 7
EC001851 - Electric motor
Efficiency Level
Energy Efficiency (NEMA 12-11)
Electrical Data
Enclosure Type
TEAO
Frame Material
Iron
Frame Size
213
Frequency (f)
60 Hz
Global Commercial Alias
CTM3770T
Gross Volume
9144.346 in³
Gross Weight
164 lb
Horsepower Rating UL/CSA
7.500 Hp
IC Class
TEAO
IDEA Granular Category Code (IGCC)
1318 >> Heating and cooling system motor AC
IE Class Data (50 Hz)
IE Class NA
IE Class Data (60 Hz)
IE Class NA
IM Class
F1
Insulation Class
F
Invoice Description
7.5 AIR OVERHP,1760RPM,3PH,60HZ,213T,073
Lubrication
Regreasable
Made To Order
No
Medium Description
Chiller/Cooling Tower, 7.5 HP, 1800 RPM, Frame Size 213T, Standard Mounting, 3 Phase, TEAO Enclosure, 208-230/460 V, 60 Hz (CTM3770T
Minimum Order Quantity
1 piece
Motor Base Type
Foot Mounted
Motor Frame Size
213T
Mounting Orientation
Horizontal
Mounting Position
F1
NEMA Design Code
A
Number of Phases
3
Number of Poles
4P
Number of Poles (High)
4
Number of Speeds
Single Speed
Order Multiple
1 piece
Output Power
7.5 Hp
Power Factor
76 %
Product Name
Chiller/Cooling Tower
Product Net Depth / Length
28.625 in
Product Net Height
17.625 in
Product Net Weight
164 lb
Product Net Width
18.125 in
Product Type
Undefined
Quote Only
No
Rated Current (In)
22.3 A | 20.6 A | 10.3 A
Rated Efficiency
89.50 %
Rated Speed
1765 r/min
Replaced Product ID (OLD)
7B07N391T575H1
Selling Unit of Measure
piece
Service Factor
1.15
Service Factor Percentage
1.15 %
Shaft Diameter
1.38 in
Short Description
7.5 HP, 1800 RPM, Frame Size 213T, Standard, 3 PH, TEAO, 208-230/460 V
Standards
NEMA
Starting of Motor
Direct On Line
Stocked At (Warehouses)
China | Alabama, United States | Alaska, United States
Synchronous Speed (vsyn)
1800 r/min
Temperature Class Default
--
Two Speed Motor
No
Type of Duty
Continuous
UNSPSC
26101105
Voltage Code
J
Voltage Rating
208 V | 230 V | 460 V
Feature → Business Impact → Application: TEAO enclosure provides reliable protection in open and semi-enclosed environments, reducing contamination risk and maintenance cycles for outdoor or plant-floor installations. This translates to longer service intervals and lower total cost of ownership for HVAC chillers in data centers, hospitals, and manufacturing facilities. Feature → 7.5 HP output with 1765–1800 rpm range supports robust cooling capacity while maintaining energy efficiency, enabling tighter temperature control with smaller service footprints. Application: commercial HVAC chillers, process cooling loops, and air-conditioning systems needing steady torque and responsive load handling. Feature → 3-phase, 208-230/460 V operation broadens compatibility across regional electrical grids, simplifying procurement and installation for multinational sites. Application: retrofits and new builds in facilities with standardized electrical distributions. Feature → TEAO enclosure and Direct On Line starting reduce cooling tower drive complexity, easing wiring, protections, and startup sequences. Application: weather-exposed or equipment rooms where quick commissioning is essential. Feature → 213T frame, 1.38 in shaft diameter, and foot mounting enable plug-and-play replacement and straightforward mounting alignment with existing bases. Application: upgrades and replacements in legacy cooling equipment without major mechanical redesigns. Feature → Rated current up to around 22.3 A and 60 Hz operation deliver predictable electrical demand and compatibility with standard soft starters and VFDs where needed. Application: energy management programs and facility electrical planning for chilled water systems.
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FAQs
The 7BCTM3770T uses a 213T frame with foot mounting and Direct On Line starting. It supports 208-230/460 V, 60 Hz, 3-phase supply, and should be wired with standard protection devices and matching motor starters. Ensure alignment with the base and confirm ambient conditions within the 40 °C rating for reliable operation.
Expect 7.5 HP output with a rated speed around 1765–1800 rpm, TEAO enclosure, 1.38 in shaft diameter, and a service factor of 1.15. Rated current is in the low to mid-20 A range depending on voltage, with direct-on-line starting for fast engagement.
Yes. The device is specified for Direct On Line starting, which simplifies commissioning, reduces drive hardware, and minimizes startup sequences in cooling tower and chiller applications while delivering robust torque at startup.
The CTM3770T carries CSA and UR listings and aligns with NEMA design standards, supporting regulatory compliance in North American markets and simplifying approval processes for regulated HVAC equipment.
Upgrading offers energy-efficient operation (rated efficiency around 89.5%), lower maintenance due to TEAO design, and easier stocking at multiple warehouses. The combination of robust performance, regulatory compliance, and compatibility with existing 208-460 V systems typically yields reduced downtime and a shorter payback period.