Explosion-Resistant Long-Lasting Precision-Engineered Ybx3 (CT4) Motor

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Product Description

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Basic Specifications

Model NO.
YBX3/YBX4/YBBP/YBL
Number of Stator
Three-Phase
Function
Driving, Control, Explosion Proof Motor
Number of Poles
2, 4, 6, 8, 10
Certification
ISO9001, CCC, CE, Cnex, ATEX
Frame Size
80mm-355mm
Output
0.18kw-375kw
Efficiency
IE3, IE4
Insulation
F
Protection Degree
IP55, 56, 65
Voltage
380V, 660V, 1140V
Exd Symbol
ExdI, ExdII AT4, ExdII BT4

Product Description

Three Phase Flameproof Explosion Proof Electric Motor

Ideal for environments such as coal mines where methane and coal dust may be present (Ex dI) and hazardous explosion areas (Ex dIIAT4, dIIBT4) involving flammable gases from class IIA and IIB with temperature groups T1~T4.

Explosion-Resistant Motor Application

Key Features

  • Explosion Protection: ExdI, ExdIIAT4, ExdIIBT4.
  • Temperature Compliance: Surface temperatures strictly controlled for Category I and Category II environments.
  • Terminal Box: Configurable with three or six terminals for rubber jacket, plastic, or steel cables.
  • Efficiency: High efficiency IE3 level.
  • Duty Cycle: S1 continuous duty.

Technical Data (3000 r/min)

Model Output (kW) FLA RPM Eff. η% PF FLT (N.m) LRT/FLT LRA/FLA BDT/FLT
YBX3-80M1-20.751.7287080.70.832.502.27.02.3
YBX3-90S-21.53.2288084.20.844.972.27.62.3
YBX3-112M-247.8291588.10.8813.12.28.32.3
YBX3-160M1-21120.6295091.20.8935.62.08.12.3
YBX3-250M-25598.5297594.30.901772.07.72.3

Mounting Configuration

Frame Size B3 B5 B35 V1 B14 B34
80~112
132~160--
180~280--
315~355---

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Certificates & Quality Control

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Frequently Asked Questions

1. What environments are these explosion-proof motors suitable for?
These motors are designed for coal mines with methane and coal dust (Ex dI) and industrial plants with flammable gases (Class IIA, IIB) and temperature groups T1-T4.
2. What are the available efficiency levels?
The motors are available in high-efficiency levels, specifically IE3 and IE4, ensuring energy savings and optimal performance.
3. Can the motor operate at both 50Hz and 60Hz?
Yes, the motors support both 50Hz and 60Hz frequencies with various voltage options ranging from 380V to 1140V depending on the model and flameproof symbol.
4. What is the standard protection degree (IP) for these motors?
The standard protection degrees are IP55, with options for IP56 and IP65 to ensure durability in dusty or wet hazardous environments.
5. What mounting types are supported?
Common mounting types include Foot (B3), Flange (B5), and combined Foot/Flange (B35), along with vertical variations like V1.
6. What is the ambient temperature range for operation?
The motors can operate in ambient temperatures from -15°C to 35°C in coal mines and -15°C to 40°C in industrial plant environments.

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