Jetflow Silent SJMF-S 250-1EC
Inline Mixed Flow Circular Fan
- Standard size 250mm
- Air volume flow rates up to 0.442 m3/s
- Static pressures up to 343 Pa
- Suitable for operating temperatures up to +60℃
- Acoustic design for low noise levels
- Available in EC
SKU: SJMF250-S
99 in stock
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Overview
Inline mixed flow circular fans with EC motors for low power consumption at high performance.
- Product Overview
- Installation and Maintenance
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Features and Benefits
Motor / Impeller
High efficiency jet design double mixed flow impeller integrated and directly driven by Brushless EC motor. The IPX4 motor contains sealed for life heavy duty NWB bearings. All motors are suitable for use in ambient air conditions up to +60℃.
Detachable Bracket
Detachable brackets on models 150 to 315mm for ease of installation.
Full Speed Operation
Supplied suitable for fixed speed operation, control options achieved by removing the 3.5mm Jack plug hub and fitting supplied cable.
Speed Control
A Detachable 5 metre lead with 3.5mm jack connection to unit is supplied for connection to a remote potentiometer, 0-10VDC or PWM Circuit. A potentiometer controller is available for manual control.
Electrical Connection
Easy Installation, fitted with a 1.5 metre Mains lead complete with BS1363-1 UK 3-pin plug BS1361 fuse 3A, convenient for connecting to electrical sockets and providing a means of isolation / disconnection.
Low Energy
Low power consumption at high performance resulting in Low Specific Fan Powers for Building Regulation Compliance.
Warranty
Each SJMF has a 24 month warranty.
Specification
Construction
Manufactured with aluminium or cold rolled steel sheet, dependant on size.
Acoustic Enclosure
For reduced noise levels.
Motor
Brushless EC motors are fitted as standard. The IPX4 motor contains sealed for life heavy duty NWB bearings. All motors are suitable for use in ambient air conditions up to +60℃.
Impeller
A high efficiency jet design double mixed flow impeller integrated and directly driven by an EC motor.
Electrical Connection
Electrical connection via 1.5 metre Mains lead complete with BS1363-1 UK 3-pin plug BS1361 fuse 3A.
Control
Supplied suitable for fixed speed operation. A Detachable 5 metre lead with 3.5mm jack connection to the unit is supplied for connection to a remote potentiometer, 0-10VDC or PWM Circuit.
Quality Management
Units are to be designed and manufactured with procedures as defined in BS EN ISO 9001.
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