IS 7347 :1974
Performance Requirements for Small Size Spark Ignition Engines for Agricultural Water Pumps, Sprayers, Tillers, Reapers and other Similar Applications
summary
Small Size Spark Ignition Engines are petrol-operated engines used in agricultural equipment such as water pumps, sprayers, tillers, reapers, and similar machinery. Performance requirements define standards for power output, fuel efficiency, emissions, durability, and operational reliability to ensure efficient functioning in rural and farming conditions.
Why BIS Certificate is Mandatory for Performance Requirements for Small Size Spark Ignition Engines for Agricultural Water Pumps, Sprayers, Tillers, Reapers and other Similar Applications
BIS certification is mandatory to ensure these agricultural engines meet prescribed safety, emission, and performance standards. Since they are widely used in farming operations, compliance prevents excessive pollution, unsafe operation, mechanical failures, and poor fuel efficiency. It protects farmers, ensures equipment reliability, and supports regulatory compliance in India.
What is BIS Certified for Performance Requirements for Small Size Spark Ignition Engines for Agricultural Water Pumps, Sprayers, Tillers, Reapers and other Similar Applications
The BIS certified specification defines requirements for engine power rating, fuel consumption limits, emission levels, construction safety, endurance testing, vibration control, and performance verification. It ensures engines meet Indian Standards for operational efficiency, environmental compliance, durability, and safe usage in agricultural and rural applications.
Test required for Performance Requirements for Small Size Spark Ignition Engines for Agricultural Water Pumps, Sprayers, Tillers, Reapers and other Similar Applications
| Title | Mandatory/Optional |
|---|---|
| Critical Components | Optional |
| Rating Test including Fuel Consumption Test | Required |
| Governing test (for engine with governor) | Required |
| No load & speed test (for engines without Governor) | Required |
| Starting Test | Required |
| Rating Test including Fuel Consumption Test | Required |
| Governing Test (for engine with governor) | Required |
| No load and low speed test (for engines without governor) | Required |
| Starting Test | Required |
| Endurance Test | Optional |
| Rating Test after Endurance Test | Optional |
| Strip Examination for checking of various components | Optional |
| Re-assembly, Starting Test and no load running | Optional |
Benefits of BIS Certification for Performance Requirements for Small Size Spark Ignition Engines for Agricultural Water Pumps, Sprayers, Tillers, Reapers and other Similar Applications
1. Assured Engine Performance
BIS certification ensures engines deliver rated power, stable performance, and consistent fuel efficiency under various agricultural operating conditions.
2. Environmental Compliance
Certified engines comply with emission norms, reducing harmful exhaust gases and supporting eco-friendly farming practices.
3. Safety and Operational Reliability
BIS standards require testing for overheating, vibration, and endurance, minimizing breakdown risks and ensuring safe long-term operation.
4. Legal Market Approval
BIS certification enables manufacturers and importers to legally sell engines in India, avoiding penalties, product rejection, or regulatory restrictions.
5. Increased Farmer Confidence
BIS-marked engines gain higher trust among farmers and equipment manufacturers, improving brand credibility and ensuring dependable performance during critical farming activities.