Technical Specification; Table 3-1: Technical Specification - GE Kelman MINITRANS User Manual

3 TECHNICAL SPECIFICATION

The product meets the following technical specification as outlined in Table 3—1.
PARAMETER
GAS MEASURED
Hydrogen (H )
2
Acetylene (C H )
2 2
Carbon Monoxide (CO)
ACCURACY OF GAS MEASUREMENTS
Moisture (H O)
2
ENVIRONMENTAL
External temperature range
Oil temperature range
Operating humidity
Altitude
Atmospheric pressure
Enclosure
Weight
POWER REQUIREMENTS
Single phase Alarm Relays: NO and NC provided
Fuses *
3
MEASUREMENT FREQUENCY
* Note: Accuracy quoted is the accuracy of detectors during calibration; gas-in-oil
1
measurement accuracy may also be affected by sampling and/or oil type.
* Note: Based on testing carried out using VOLTESSO™ 35 mineral oil over a ¼ in. pipe
2
run of 10 metres or less from oil supply or return valve to product connection point, and
on transformer oil supply valve volumes of 200ml or less. For oil temperatures colder
than -10 ºC, GE recommends the use of heat trace cabling on piping.
* Note: Use only the approved and recommended fuse to ensure continued fire
3
protection and compliance.
MA-006- MINITRANS User Guide - Rev 2.1
Table 3—1: Technical specification
VALUE/MEETS
MEASUREMENT RANGE (ppm)
5 – 5,000 *
3 – 50,000 *
10 – 50,000 *
± 10% or ± LDL (whichever is greater)
0 – 100% RS (given in ppm)
−35 °C to 55 °C
−10 °C to 100 °C*
10 – 95% RH non condensing
Up to 2000 m
Up to 1050 mbar
IP55
30.5 kg (68 lb)
90 V AC to 264 V AC, 47 Hz to 63 Hz, 6 A max
1 A 250 V AC, 300 mA 110 V DC, 1 A 30 V DC
Mains:
10 A 500 V (Cooper Bussmann BAF), 10 x 38 mm
Accessories:
2 × 2 A 250 V (Littelfuse 392 T)
Variable – Once per hour to once every 4 weeks
1
1
1
2
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